An affluent Ohio grandmother disappears one night in her car, leaving police baffled. Then a gruesome discovery in a parking lot rocks the town of Monroe and the intense hunt for a heartless killer begins.

For the first time, Papini shares her account of events as she recalls them, offering rare insights into her mindset during her disappearance and the subsequent investigation into her abduction claims upon her return home.

An affluent Ohio grandmother disappears one night in her car, leaving police baffled. Then a gruesome discovery in a parking lot rocks the town of Monroe and the intense hunt for a heartless killer begins.

The wife and mother at the center of one of the most sensational kidnapping cases ever speaks for the first time about the circumstances that led to her mysterious disappearance, why she lied to the FBI, and what the media got wrong about her story.

After 23-year-old Ashley Kline is found murdered in a Pennsylvania wildlife preserve, investigators must piece together the last few moments of her life to determine who killed her.

Police make an arrest in the contract killing of a California businessman and realize it's just the beginning of the story.

The current investigation of a murdered man links to a cold case involving a young woman killed after leaving a political event on Election night.

Rush and Valens reopen the 1985 case of a wealthy stock broker killed during an apparent carjacking gone awry.

A court psychologist asks Rush to investigate the homicide of a woman who was murdered in front of his client.

After the body of 18-year-old Sharyn Kills Back is found in a storm drain, Arlington, Texas, detectives are left with few leads; then, a tip comes in 20 years later, and detectives band together to bring her killer to justice.

Former beauty queen Jackie Johns' body is found floating in Missouri's Lake Springfield, and as officers pore over Johns' list of admirers, they soon discover the fine line between love and hate.

After the body of wealthy Richard Hodges is found along the Missouri River, police find his mother has been killed inside their home; as detectives get to work, they wonder if a secret in Hodges' life might have been behind the murders.

Deep in the kudzu of Alabama, police get a call about the body of a young man burned beyond recognition; Detective Kevin Palmer turns to the victim's phone records and picks up on a plot to lure the victim.

Police search for a mayors murderer.

After multiple homicides occur along Virginia's Colonial Parkway, authorities task Det. Danny Plott with finding a serial killer; investigators uncover a pattern at the crime scenes about the killer's method, becoming the key to solving the case.

The Futos are a close-knit family of five who film their lives over many decades; four of them are found brutally murdered and the slayings uncover a terrible secret.

Joann Albanese finds love again with a personal trainer named John Edwards, then John moves in but Joann discovers that her new boyfriend isn't who he claims to be.

When 20-year-old Chloe Randolph gives birth to a baby boy, her family is over the moon, but what should be a blissful time for this loving mom is about to turn into a waking nightmare.

India Mackey live streams her life for all to see, but behind her smile on camera, her relationship with her boyfriend Kevin Dixon is painful; a day after her 20th birthday, India learns what her boyfriend Kevin can do.

Tammy Gardner loves being a mom and running a day care out of her suburban Delaware home; she also loves a night out on the town; what starts as innocent fun leads this 40-year-old down a dark path of jealousy and deadly rage.

Jenn grew up with a violent big brother, Jimmy, who preyed on his own family; she wants her incarcerated sibling to admit that he killed their mother.

Larry Nassar becomes the go-to doctor for treating injured gymnasts after he helps the USA win Olympic gold; young women flock to him for rehabilitation; it takes years before the true cost of his medal-winning techniques comes to light.

Heavily pregnant Colorado native Shanna Vandewege supports her husband Craig's plan to move to Texas for work; the birth of a baby makes up for Shanna's separation from family, but someone is about to exploit her isolation as an outlet for rage.

Jenn grew up with a violent big brother, Jimmy, who preyed on his own family; she wants her incarcerated sibling to admit that he killed their mother.

Larry Nassar becomes the go-to doctor for treating injured gymnasts after he helps the USA win Olympic gold; young women flock to him for rehabilitation; it takes years before the true cost of his medal-winning techniques comes to light.

The Futos are a close-knit family of five who film their lives over many decades; four of them are found brutally murdered and the slayings uncover a terrible secret.

Joann Albanese finds love again with a personal trainer named John Edwards, then John moves in but Joann discovers that her new boyfriend isn't who he claims to be.

Seventeen-year old Katie lives with her doting parents, who are shocked to find out she's being stalked by an ex-boyfriend they didn't know existed; one night, Katie's parents reluctantly agree to leave her home alone with appalling consequences.

Valerie and her adopted son, Nathan, start a new chapter of their lives in Nebraska, then a knock at the door one night brings back demons from the past.

An early-morning home invasion and double murder appear to be drug-related, then investigators speak to the attack's lone survivor and discover a more sinister motive.

After two long-lost brothers connect as young adults, a dark disturbance emerges within the newly blended family unit.

A picture-perfect marriage ends with a horrific murder; while the killer puts the blame on cold medicine, investigators suspect a different diagnosis.

Two old friends reconnect when they end up renting a house together from an absentee landlord; familiarity quickly turns into frustration, and an abusive relationship escalates to a violent death.

In financial trouble, a woman rents out rooms in her home to two men, which leads to a toxic mix of misgivings, madness and murder.

Two college students rent an apartment off campus together, but the two women couldn't be more different; squabbles escalate into an all-out war, and the presence of a boyfriend causes the feud to boil over into a deadly fight.

Two women strike up a fast friendship and move in together; a lack of privacy and a secret relationship rips apart the harmony; a battle for control ends in a brutal murder.

Fourteen-year-old Aubrey Peal uses an app to find others interested in gaming; he strikes up an online friendship with a man named Jason, who claims he is suicidal; concerned, Aubrey agrees to meet Jason, not realizing his evil intentions.

Online cult leader Sherry Shriner reaches her followers through YouTube videos and keeps them in line via her Facebook page; when a group member dies in a tragic shooting, attention turns to Sherry and the control she wields over her followers.

CeCe bonds with a man she meets on a dating app and she happily obliges when he asks her for money for his business, but she becomes yet another victim of a romance scam.

When Mandy meets Paul online, he quickly moves to Kentucky so they can marry; love soon turns to hate when his controlling behavior turns murderous.

A woman vanishes after a night out; the only clues left behind are suspicious drag marks outside her home; closed-circuit television footage reveals three different suspects on the scene.

In 2017, Chinese exchange student Yingying Zhang mysteriously vanishes from the University of Illinois campus; police and the FBI turn to surveillance footage to uncover the shocking and sinister reality.

In May of 2013, 36-year-old Army veteran Maribel Ramos disappears from her Orange, Calif. apartment without a trace; suspecting foul play, investigators devise a unique surveillance strategy to track her down and uncover some disturbing evidence.

In September 2014, an Iowa college town panics after police find Tong Shao, a missing student from China, murdered; when security camera footage points to a planned execution, hunting down the young woman's killer becomes an international mystery.

After years of abuse, Cheryl musters the courage to leave her husband, Thom; he stalks her and torments their two children; when Cheryl finds a new love, her ex sets a trap to take the ultimate revenge.

Jessica Jaramillio escapes her abusive ex-husband, Chad Graves, but a joint custody agreement for her children means he will always be in their lives; his increasingly obsessive behavior reveals he is not who he presents himself to be.

Jenny and Mike are teen sweethearts but after marrying, Mike begins a campaign of control and violence against his wife and children; just as Jenny plans to escape her living nightmare, Mike finds out and decides he will do anything to stop her.

A suspected drug dealer in Georgia won't go down without a fight; police in Ohio fear for their lives when faced with an ambush from a hidden gunman; after a high-speed chase, a fleeing driver has one more surprise for Macomb County Deputies.

When a drug dog alerts a vehicle full of clubbers heading to a techno bar, officers find the group has gotten creative with their illicit drugs; officers inspecting a couple's truck find bags full of rat carcasses to be used in a specialty soup.

As cameras follow the work of Grand Rapids patrol officers, Deputy Chief Joe Trigg must navigate the chaos of a high-stakes series of shootings, high-speed chases and standoffs.

In Ohio, a hostage situation turns into a firefight; a routine traffic stop in Georgia escalates into a high-speed chase; in Texas, a fleeing suspect crashes into a truck, and officers must fight the inferno to help an innocent victim.

When a drug dog alerts a vehicle full of clubbers heading to a techno bar, officers find the group has gotten creative with their illicit drugs; officers inspecting a couple's truck find bags full of rat carcasses to be used in a specialty soup.

As cameras follow the work of Grand Rapids patrol officers, Deputy Chief Joe Trigg must navigate the chaos of a high-stakes series of shootings, high-speed chases and standoffs.

In Wisconsin, a K-9 saves officers' lives by taking down an armed fugitive but gets shot in the head; in Connecticut, a patrolman comes under fire during a store robbery; in Oklahoma, a head-on collision with a deputy leads to a full-scale manhunt.

Two police officers respond to a domestic disturbance; a house fire turns into a murder investigation; the search for a known sex offender builds to its conclusion.

Calling 911, a woman whispers that intruders broke into her home, bound her and her son and attacked her husband; police arrive to find the husband dead and the killers gone; investigators struggle to expose the twisted mastermind behind the crime.

A dying man calls 911 to say he's been shot in the heart and his son has been shot dead; after the shooter escapes into the night, the detectives must navigate a complex group of suspects to uncover a tangled web of rage and revenge.

A student bikes home from her boyfriend's house and is never seen again.

A young man who overcame a devastating brain injury enters a taxi and never resurfaces; police are at a loss until they receive a mysterious text that pivots the case in a new direction and intensifies the race to bring Julian Williams home alive.

A young mother is murdered and dumped in an alley; police have plenty of suspects, including her former beau, but the trail soon runs cold; a ghost from the past suddenly reappears, giving the family renewed hope for justice.

In Craig, Ala., townspeople are shocked when police discover the charred body of beloved mother and wife Lauri Waterman; people have no idea who would want to kill her, then an unlikely witness reveals a sordid story of secrets and lies.

One family's American dream goes up in flames; as they try to rebuild what's left, they vow to search for justice.

A college student who is working as a radio station intern is murdered, launching a long and frustrating investigation that leaves family and police on the brink of hopelessness; forensic genealogy leads to a man who has been on the run for decades.

High school student Brandon Wentzell falls for blonde beauty Clarissa Chistiakov online, but the course of love doesn't run smooth as the past collides with the present, shattering lives.

Sixteen-year-old Angela Allen meets a man online, exchanges text messages with him and agrees to rendezvous with him in person, after which she is never seen alive again.

After a teenage house party spirals out of control, a shocking photo goes viral around the local schools; a vicious campaign of cyber bullying ensues that drives an innocent girl to take desperate action.

A college student seeks solace online when the pressures of life begin to mount; when she meets a young nurse in a chat room going through similar troubles, the pair strike up an unbreakable bond, but she may have placed her trust in the wrong hands.

A woman vanishes after a night out; the only clues left behind are suspicious drag marks outside her home; closed-circuit television footage reveals three different suspects on the scene.

When Mandy meets Paul online, he quickly moves to Kentucky so they can marry; love soon turns to hate when his controlling behavior turns murderous.

In 2017, Chinese exchange student Yingying Zhang mysteriously vanishes from the University of Illinois campus; police and the FBI turn to surveillance footage to uncover the shocking and sinister reality.

After years of abuse, Cheryl musters the courage to leave her husband, Thom; he stalks her and torments their two children; when Cheryl finds a new love, her ex sets a trap to take the ultimate revenge.

In May of 2013, 36-year-old Army veteran Maribel Ramos disappears from her Orange, Calif. apartment without a trace; suspecting foul play, investigators devise a unique surveillance strategy to track her down and uncover some disturbing evidence.

Jessica Jaramillio escapes her abusive ex-husband, Chad Graves, but a joint custody agreement for her children means he will always be in their lives; his increasingly obsessive behavior reveals he is not who he presents himself to be.

In September 2014, an Iowa college town panics after police find Tong Shao, a missing student from China, murdered; when security camera footage points to a planned execution, hunting down the young woman's killer becomes an international mystery.

Jenny and Mike are teen sweethearts but after marrying, Mike begins a campaign of control and violence against his wife and children; just as Jenny plans to escape her living nightmare, Mike finds out and decides he will do anything to stop her.

After disappearing in broad daylight and sparking a nationwide search, Sherri Papini mysteriously returns, battered and branded. When her tantalizing tale turns out to be fake, the world turns against her. She says the real story has never been told.

The wife and mother at the center of one of the most sensational kidnapping cases ever speaks for the first time about the circumstances that led to her mysterious disappearance, why she lied to the FBI, and what the media got wrong about her story.

A convicted liar, Sherri enters prison with a target on her back. After release, troubling details of her childhood and, later, her marriage to Keith are revealed, and her inability to recall details of her story leads to an on-camera breakdown.

Sherri Papini gains infamy for lying to the FBI, but the public perceives her based on a one-sided narrative. Papini pleads guilty and goes to prison for lying about her abduction, but her side of the story has never been told - until now.

After disappearing in broad daylight and sparking a nationwide search, Sherri Papini mysteriously returns, battered and branded. When her tantalizing tale turns out to be fake, the world turns against her. She says the real story has never been told.

The wife and mother at the center of one of the most sensational kidnapping cases ever speaks for the first time about the circumstances that led to her mysterious disappearance, why she lied to the FBI, and what the media got wrong about her story.

A convicted liar, Sherri enters prison with a target on her back. After release, troubling details of her childhood and, later, her marriage to Keith are revealed, and her inability to recall details of her story leads to an on-camera breakdown.

Sherri Papini gains infamy for lying to the FBI, but the public perceives her based on a one-sided narrative. Papini pleads guilty and goes to prison for lying about her abduction, but her side of the story has never been told - until now.

A crime scene shows evidence of conflicting motives for a double murder, but an unlikely clue on the living room floor helps Detective Postiglione zero in on what really happened, leading to the arrest of an unassuming killer.

Detective Postiglione investigates a crime scene where pools of blood indicate that something terrible occurred, but the female victim is nowhere to be found; it's up to Postiglione to find her and a possible murderer.

Peter Van Sant examines the final chapter in the case against Jacob Nolan, who claims his cousin and psychiatrist, Dr. Pamela Buchbinder, brainwashed him into attempting to kill her ex-over, Dr. Michael Weiss, while in a custody battle for their son.

Three masked gunmen broke into bank manager Michelle Renee's California home in November 2000 and forced her to rob her own bank to save her daughter Breea's life. Then, her abductor falsely claimed Michelle was in on the crime.

When a 26-year-old mother of two from Winona, Minn., goes missing, her distraught sister heads to TikTok to plead with the public to help find her.

Elizabeth Chambers unravels the deception and manipulation that leads to the bloody ending of Kelly Sutliff's marriage, but a vicious attack is only the start of Kelly's nightmare; living in fear, Kelly turns to an unlikely source for protection.

Elizabeth untangles the web of lies that wrongfully imprisoned Michelle Hadley for 88 grueling days; Michelle finally gets to take back her power and her voice as she reveals the twisted truth behind the frame job by her demented ex.

Elizabeth meets with the Harris family to investigate the tragic loss of their beloved daughter, and sister, Sarah; what was supposed to be a routine dental visit for Sarah turned into a toxic and dangerous relationship with a well-respected surgeon.

Fresh from a breakup, a Playboy casting assistant revels in the L.A. nightlife scene until a wild night out ends in her mysterious death.

Panic spreads at the Suncoast Playboy Club when an aspiring photographer turns up brutally murdered right after shooting the annual "Bunny of the Year" contest; the Playboy Bunnies fear their club is a target and that one of them could be next.

Kerissa Fare is thrilled to be September 2000's Playmate of the Month; just as the magazine is about to hit newsstands, a mysterious man from her past becomes a suspect in multiple murders, and investigators want to talk to her.

Recently divorced Brian Cargill thinks he's met the woman of his dreams; however, Kimberly Cargill is a master manipulator, and her abusive and violent nature tragically leads to murder.

TV news anchorwoman Marisa Burke and her seemingly perfect husband Mark Kandel become the eye of a media storm when Mark's twisted double life starts making headlines.

Pulling back the curtain on bizarre double lives and stories of men and women who thought they were happily married, until the day they uncovered a shocking secret about their spouse.

Ramon Sosa, a former boxer, marries Lulu, a beautiful brunette, and finds himself in the fight of his life; Ramon is forced into drastic action when he receives a warning that his wife is hiring a hit man.

Commitment has an out clause.

There are many ways to leave one's lover.

Kristin Stephens uses her husband's money to fuel her gambling addiction; Brittney Dwyer convinces her roommate to drive to her grandfather's home to search for money; a couple targets an employee to squelch their financial problems.

Friendships provide love and support, unless they turn toxic.

Sibling rivalry turns deadly when an extramarital affair makes enemies of two brothers; a bodybuilder rekindles a romance with an old flame, igniting a passion so intense it leads one of them to kill.

Some women marry for money while others are prepared to murder for it.

Crime experts explore the motives and modus operandi of female killers; while males are often driven by anger, impulse and destruction, women usually have more complex, long-term reasons to kill.

A paralegal starts an affair with her boss, but her husband of two decades catches on, and someone gets the ax; a soldier's love for the army means his wife has plenty of time to play, but when he goes AWOL to find her lover, it's all out war.

Commitment has an out clause.

When 26-year-old Erica Crippen Crosby disappears from her home in Mount Laurel, N.J., detectives must follow a digital trail to uncover the horrifying truth about what happened to her.

When a co-worker finds 67-year-old Karen Navarra dead in a bloody scene at her San Jose, Calif., home, the seemingly contradictory physical evidence baffles police; they must turn to digital evidence to solve this mysterious case.

Police must connect the crime scene evidence from two eerily similar murders to put one vicious killer where he belongs - behind bars.

The police look to find the killer of an unidentified woman found bound, frozen and shot to death in the mountains of Utah.

A young girl vanishes on a trip to the mailbox; her abandoned pink bicycle may be the key to solving the disturbing mystery.

After disappearing in broad daylight and sparking a nationwide search, Sherri Papini mysteriously returns, battered and branded. When her tantalizing tale turns out to be fake, the world turns against her. She says the real story has never been told.

The wife and mother at the center of one of the most sensational kidnapping cases ever speaks for the first time about the circumstances that led to her mysterious disappearance, why she lied to the FBI, and what the media got wrong about her story.

A convicted liar, Sherri enters prison with a target on her back. After release, troubling details of her childhood and, later, her marriage to Keith are revealed, and her inability to recall details of her story leads to an on-camera breakdown.

Sherri Papini gains infamy for lying to the FBI, but the public perceives her based on a one-sided narrative. Papini pleads guilty and goes to prison for lying about her abduction, but her side of the story has never been told - until now.

Retired drama teacher Kathy Gillcrist embarks on a journey to find her biological parents; her worst fears come to fruition when she discovers police want her father for a mass murder in Maryland state.

Dallas Police discover a serial killer targeting vulnerable retirees.

In 2021, police find a retired couple stabbed repeatedly in their home; they witness a mysterious figure coming and going on security footage, which leads them to a suspect who is very close to home with a desire for revenge.

In 1972, police find a young woman fatally stabbed in her room; police hunt for her killer, but he seemingly vanishes, and the case goes cold; decades later, a new investigative technique emerges, and the killer's name turns up.

Lisa barely survives when her lover Corey attacks her, but the next woman does not.

Audrey agonizes about why her brother murdered their mother and sister in cold blood.

Jenn grew up with a violent big brother, Jimmy, who preyed on his own family; she wants her incarcerated sibling to admit that he killed their mother.

A brazen sexual assault shocks a small town but goes unsolved for 20 years, until a nearby murder produces a suspect with matching DNA. On Sunday, May 25th 2025 the perp escaped from prison.

When Sarita Anderson begins feeling ill, she thinks it's just the flu at first; she never suspects that the man pretending to love and nurse her back to health is actually the monster responsible.

Gripping narratives that provide an insight into the minds of those connected to notorious killers.

Larry Nassar becomes the go-to doctor for treating injured gymnasts after he helps the USA win Olympic gold; young women flock to him for rehabilitation; it takes years before the true cost of his medal-winning techniques comes to light.

After the murder of a celebrity hairstylist, investigators look to his wife and ask if her alleged affair with her racquetball coach could be a motive for murder.

Gripping narratives that provide an insight into the minds of those connected to notorious killers.

Larry Nassar becomes the go-to doctor for treating injured gymnasts after he helps the USA win Olympic gold; young women flock to him for rehabilitation; it takes years before the true cost of his medal-winning techniques comes to light.

When a 26-year-old mother of two from Winona, Minn., goes missing, her distraught sister heads to TikTok to plead with the public to help find her.

A brazen sexual assault shocks a small town but goes unsolved for 20 years, until a nearby murder produces a suspect with matching DNA. On Sunday, May 25th 2025 the perp escaped from prison.

Lisa barely survives when her lover Corey attacks her, but the next woman does not.

When high school senior Michelle Miller joins the Future Soldiers program, she sees it as the first step to realizing her dream of enlisting in the U.S. Army, then an affair with her recruiter puts her future in jeopardy.

Two married church volunteers put their faith and families on the line for an affair that leads to expulsion from their church and community; they vow to stay together, then love gives way to jealousy.

A Texas park ranger pulls over a truck filled with marijuana and its passenger flees deep into the desert, unleashing a manhunt that unearths something far more sinister than detectives could have imagined.

After a college student goes missing while on spring break, authorities work around the clock to find him; then the investigation takes a grisly turn into the world of drug smuggling, the occult and human sacrifice.

After a wild Christmas party, Ed Amos wakes to find his wife, Bobbe, dead from an apparent cocaine overdose; after her toxicology report suggests foul play, detectives dig into the couple's past.

As 28-year-old Sania battles through a divorce, her passionate and searingly honest TikToks attract tens of thousands of followers; but she soon discovers that members of her community want to silence her, and will stop at nothing to do it.

Self-styled Instagram sex and fitness guru Ash builds a life in the glitz, glamor, and excess of Las Vegas; but the wild ride ends when he becomes entangled with a lonely Sin City resident who he comes to believe holds a dark energy inside.

Teenage film reviewer Trey is building an online empire, attracting hundreds of thousands of views; but, it can't last, and soon, he finds himself dragged into a world of guns, abuse and revenge.

A hospital worker invites a colleague (who's fallen on hard times) to come live with her. But the good deed backfires, and it only takes a few weeks before a stealthy betrayal turns into a gruesome crime.

A man rents out a room to an old buddy, but their contrasting living habits create chaos in the house; tiny arguments turn into petty crimes, resulting in a vicious fight that turns deadly.

A young woman moves out of her parents' house and in with her boss, but freedom comes with a cost, and when she is unable to pay, she loses control, and death follows.

A woman and her daughter rent out two rooms of their house to old family friends; as the new roommates grow closer, alliances start to shift and tempers flare until it all comes to a bloody end.

When Nikki McPhatter fails to show up for her usual work shift, her friends and family begin to worry and point to her online relationships.

A young fashion designer and mother of three falls victim to her violent ex-boyfriend's jealousy after her sewing tutorials bring her fame and money.

When her fairy-tale marriage crumbles, a young mother questions just what kind of family she married into; a bitter custody battle leads to a vicious cyberstalking campaign with devastating real-life consequences.

When her fairy-tale marriage crumbles, a young mother questions just what kind of family she married into; a bitter custody battle leads to a vicious cyberstalking campaign with devastating real-life consequences.

A shooting in a luxury high-rise building sends shockwaves through the upscale neighborhood of Uptown; starting with surveillance video from the crime scene, detectives soon uncover a list of suspects and a plot born out of economic envy.

As a Playboy Bunny, Jackie Hendrickson is forbidden from fraternizing with her customers; Atlanta plastic surgeon Dr. Warren Brown is impossible to resist, and their illicit affair sets off a deadly chain of events.

Elizabeth investigates the troubling case of Kate Ranta, a military wife who found herself in an abusive relationship and battling all the systems that protect abusers.

In 2001, actor Robert Blake finds his new wife, Bonny Lee Bakely, shot in the head in the couple's car; the largest homicide investigation in LAPD history uncovers a story of blind ambition and betrayal.

As a Playboy Bunny, Jackie Hendrickson is forbidden from fraternizing with her customers; Atlanta plastic surgeon Dr. Warren Brown is impossible to resist, and their illicit affair sets off a deadly chain of events.

Elizabeth investigates the troubling case of Kate Ranta, a military wife who found herself in an abusive relationship and battling all the systems that protect abusers.

Retired drama teacher Kathy Gillcrist embarks on a journey to find her biological parents; her worst fears come to fruition when she discovers police want her father for a mass murder in Maryland state.

The smart, ambitious kids rule a Warren, Mich., high school, and two of the best and brightest are seniors Danyna Gibson and Tanaya Lewis; when these straight-A students compete for more than just grades, the results turn deadly.

Wife and mother Stephanie Roller Bruner vanishes in a blizzard shortly before Thanksgiving, prompting officers to launch a massive search; then, the sordid details of a secret love triangle emerge, causing the case to take a twisted turn.

In Dublin, a kindergarten teacher goes missing, and her family assumes depression over her mother's death has driven her to suicide, never suspecting the real reason involves bondage and sadomasochism.

When a woman is found brutally murdered in her home, all signs point to a local troublemaker, then more bodies start piling up, making police realize they may be dealing with a serial killer, who is preying on the town's most vulnerable citizens.

In Orange County, Calif., four men are stabbed by a mystery man in a month's time; no one makes a connection to the gruesome double murder of a woman and her son two months earlier except the man sitting in prison for killing his own family.

A woman is found murdered on the Appalachian Trail and her husband is missing, leaving authorities to wonder if he's the killer or another victim, then more bodies begin to appear.

High school freshman Shaun Ouillette vanishes the day after a snowstorm; an anonymous letter leads detectives into the frozen woods, where they make a discovery that will tear the small town apart.

A teenage couple disappears from a Colorado neighborhood in the middle of winter; their car turns up abandoned and burnt in a field and everyone is looking for answers, but the winter's thaw reveals the truth.

Seventy-four-year-old widow Virginia Johannessen is shot dead in her home; then, another widow is murdered on the same street; as police unravel the truth, they discover they've made a chilling mistake.

Debora Gail Moody vanishes into thin air from her home in Ludowici Ga.; a decade passes in her case with no answers; her family persists by posting billboards all around town; 11 years later, a confession reveals the chilling details.

In August 2000, 17-year-old Jessica Carpenter is found murdered in her Aiken, S.C., home by her mother; local reporters and family members tell the story of a town frozen in terror as police search for a possible serial killer on the loose.

In March 2014, North Carolina high school freshman Danielle Locklear slips out to see a friend but never returns home; as hours turn to days, her family members as well as the townspeople begin to wonder if a killer could be in their midst.

College student Jessica O'Grady vanishes one night, making locals wonder if she was kidnapped, especially since another woman disappeared a week earlier.

In Tacoma, Wash., businessman Larry Howse is killed in the parking garage of his apartment building; detectives turn to a security camera, which reveals the unfolding of an execution by two mystery assailants.

In 2017, a neighbor finds the body of 40-year-old Dawn Meade outside an apartment complex in Louisa, Va.; detectives must determine if this is an accidental death or something more sinister, so they turn to surveillance footage to uncover the truth.

In Kinston, N.C., a woman finds Jack Davis in his home with a head wound; Surveillance footage from Jack's house and a nearby neighbor's leads detectives on the hunt for his violent attackers.

In Fernandina Beach, Fla., cosmetologist Joleen Cummings goes missing after an appointment, her last at Tangles Salon; CCTV footage shows her car in an isolated parking lot in the middle of the night; a closer look reveals an unlikely suspect.

In Wisconsin, a suspect steals a car with a woman asleep in the back, sparking a high-speed police pursuit; in Georgia, a mother and her children hide in a closet after a gang leader barricades himself in their apartment.

Gabriel Perez, 20, is shot at a fast food restaurant in Fargo; investigators use surveillance camera footage.

A wealthy man's dream of seaside paradise in Mexico becomes a nightmare when police find him brutally murdered; a love triangle, deceit and betrayal unravel in a case where greed collides with deadly ambition.

When a man disappears in Hagerstown, Md., the only clue to his whereabouts is the white BMW he abandons at an apartment complex; investigators turn to CCTV footage to piece together his final movements and unravel a deadly plot.

Gabriel Perez, 20, is shot at a fast food restaurant in Fargo; investigators use surveillance camera footage.

A wealthy man's dream of seaside paradise in Mexico becomes a nightmare when police find him brutally murdered; a love triangle, deceit and betrayal unravel in a case where greed collides with deadly ambition.

In Tacoma, Wash., businessman Larry Howse is killed in the parking garage of his apartment building; detectives turn to a security camera, which reveals the unfolding of an execution by two mystery assailants.

In Wisconsin, a suspect steals a car with a woman asleep in the back, sparking a high-speed police pursuit; in Georgia, a mother and her children hide in a closet after a gang leader barricades himself in their apartment.

After Gayle Isleib is shot to death on April 30, 1996, police identify her coworker, Tyronne Montgomery, as her killer; they find love poems as well as evidence that Montgomery planned to kidnap Isleib and murder her husband.

In Tacoma, Wash., businessman Robert Henry is murdered by a masked gunman, and his wife, Paula, points the finger at Henry's former business associate, Larry Shandola.

Diane Girts is found dead in the bathtub of her home adjoining her husband's funeral home, and investigators cannot determine exactly how she died; as the case unfolds, detectives uncover troubling clues pointing to a cunning and dangerous killer.

Pro football player Sean Taylor is shot dead by an intruder in his Miami home.

Peter Theriault, 51, has never missed a day of work in nearly 30 years, then he fails to arrive for his shift at a car plant in Commerce City, Calif.; his family and friends immediately suspect that something is very wrong.

In Ore City, Texas, firefighters extinguish a burning truck to reveal the charred remains of a human corpse inside; it soon becomes apparent that this fiery incident was no accident.

In Pueblo, Colo., police are called to a horrific scene where a fire reveals the charred remains of a body; as detectives work to track down the killer, their investigation uncovers cracks in the foundation of a large, multi-generational family.

While carrying out a welfare check on Thanksgiving Day, police discover a triple homicide; to unmask the killer, detectives must uncover a victim's secrets and examine a hidden world of disinheritance, rage and dark accusations.

NYPD detectives discover a bullet-pierced body stuffed into the trunk of a car and quickly find themselves drawn into a dark tale of brotherhood, backstabbing and betrayal.

With graduation nearing at Northeastern University, students are alarmed at the discovery of a fellow student shot to death in her apartment; detectives face many challenges before realizing the answer is right in front of them.

During a storm in Key Largo, Fla., an intruder slips silently into the home of newlyweds Michael and Missy MacIvor; as the day dawns, a nightmare is revealed that will haunt the entire community for years to come.

In Iowa, Shirley Wilson's son finds her stabbed to death in her home; with no evidence of forced entry, detectives believe this grandmother of 12 knew her assailant, leaving the family wondering who has betrayed them in cold blood.

After her home is invaded and her husband murdered, Shaunna Dodd recounts her harrowing ordeal at gunpoint; however, when investigators dig deeper, they uncover a tale of lies, infidelity and shady characters who have wandered into the Washoe Valley.

Terror strikes during a young family's evening stroll in La Mirada, Calif.; nothing seems to add up during the criminal investigation, with the truth taking years to emerge.

Married family man Dr. Adam Frasch has a booming practice, and he loves to spend money on houses, automobiles and exotic dancers; ultimately, the doctor will reap what he sows in deceit and jealousy.

Three women die of the same mysterious illness, and the hunt is on to prove their deaths were no accident; investigators don't realize they're being played for fools by a sinister killer lurking undetected.

When Abbi sees her boyfriend's darkness, she tries to help but cannot; she hopes being a father will change him, but it doesn't; when his cruelty becomes too much to handle, she leaves and discovers who her boyfriend was all along.

A husband heads down a dark and violent path, ending in the brutal murder of his own parents; his daughter and wife want to know why.

Larry Nassar becomes the go-to doctor for treating injured gymnasts after he helps the USA win Olympic gold; young women flock to him for rehabilitation; it takes years before the true cost of his medal-winning techniques comes to light.

Inside a daughter's desperate search for her mother 17 years after she disappeared, and her determination to bring her killer to justice.

A husband heads down a dark and violent path, ending in the brutal murder of his own parents; his daughter and wife want to know why.

Larry Nassar becomes the go-to doctor for treating injured gymnasts after he helps the USA win Olympic gold; young women flock to him for rehabilitation; it takes years before the true cost of his medal-winning techniques comes to light.

Three masked gunmen broke into bank manager Michelle Renee's California home in November 2000 and forced her to rob her own bank to save her daughter Breea's life. Then, her abductor falsely claimed Michelle was in on the crime.

Melissa Moore loved being daddy's little girl, and to her, her father, Keith Jesperson, could do no wrong; but as she got older, that admiration was replaced by fear, and then by the horror of learning how close she had come to being his next victim.

Grandfather Jack Rains, 83, is murdered in his home in Murfreesboro, Tenn.; when rumors emerge of an affair between the victim and a women half his age, police start to investigate his close friends.

After Joe Morrissey is brutally killed in an apparent home invasion, detectives come to believe that the attack was personal and focus on Joe's wife, Kay.

In Colorado Springs, Colo., 27-year-old single mother Ashley Melnyczok is murdered in her home; while hunting for clues, police hunt down a cast of dangerous characters and uncover a heinous plot.

High school freshman Shaniesha Forbes' body is found on a beach in Brooklyn, N.Y.; NYPD detectives discover her social media life includes a list of 1,600 Facebook friends and possible suspects.

Mikarah Sanders is shot in a home invasion on New Year's Eve; police dive into Sanders' digital world, learning that the killer has been under their noses all along, driven by rage to commit a shocking crime of passion.

Tiffiney Crawford, a wife and mother, is found dead in her van with two bullet wounds to her head and a gun in her hand; investigators' first impression is that she killed herself, but they soon realize it might be a murder.

A series of non-fiction investigations that explore such themes as jealousy, murder and deceit.

Peter Van Sant investigates the death of mild-mannered airline employee Jamie Faith and the twisted tale behind his murder.

A sports car driver destroys multiple cars; a man climbs onto the hood of a school bus; a menacing man harasses a father and his son; a disgruntled driver shoots at another motorist.

Bicyclists cope with road-raging drivers, a man records a tense moment in a New Jersey parking lot; an angry driver phones a man who cut him off.

Good Samaritans assist road rage victims; a group of women gets into a big brawl in a Florida intersection; a motorcycle causes an accident; a man plows through a parade route.

A woman bites another driver after arguing about a dented door; a young woman takes evasive maneuvers to survive a road-raging driver; a woman flees from a wild driver; two cars throw things at each other in a drive-thru.

When a man is shot and killed on camera outside an Atlanta area hotel, police use license plate readers to solve the mystery; two Ft. Worth, Texas, men go on a robbery spree; investigators use a tiny detail to track them down.

Police and communities have a new weapon in the fight against crime. Across America, Real Time Crime Centers use surveillance cameras, tracking systems and gunshot detectors to solve crimes and bring criminals to justice. These are their stories.

Police in Charleston, South Carolina, use a camera network to catch a killer who gunned down a man in front of his girlfriend. In Utah, when a man snaps and turns on his own family, police use drones to hunt him down before there's another victim.

Four separate gas stations are violently robbed at gun point by a masked man in one night; detectives race to catch the robber and get justice for the terrified local community.

A brutal murder rocks a close-knit trailer park community in Kansas City, Kan.; with a 19-year-old female on the run, detectives begin to suspect that a family fight may have taken a deadly turn.

A 30-year-old gay man is shot dead on a busy street; the victim's family believes his mysterious new boyfriend may be responsible for the killing.

A quiet neighborhood in Kansas City, Kan. is shaken by a double homicide in a local deli, and detectives begin to wonder where the truth really lies.

When officers see an approaching vehicle make a sudden U-turn, they give chase and find a bag with a gun and ammunition; tourists arrive with a large amount of Botox and dermal fillers, hinting they may be planning to perform cosmetic treatments for cash.

Gabriel Perez, 20, is shot at a fast food restaurant in Fargo; investigators use surveillance camera footage.

This true-crime series hosted by Lt. Joe Kenda, one of America's toughest detectives, features incredibly disturbing and mind-blowing cases from across the country. Lt. Kenda expertly guides us through the complex twists and turns of these bizarre crimes.

When officers see an approaching vehicle make a sudden U-turn, they give chase and find a bag with a gun and ammunition; tourists arrive with a large amount of Botox and dermal fillers, hinting they may be planning to perform cosmetic treatments for cash.

Gabriel Perez, 20, is shot at a fast food restaurant in Fargo; investigators use surveillance camera footage.

This true-crime series hosted by Lt. Joe Kenda, one of America's toughest detectives, features incredibly disturbing and mind-blowing cases from across the country. Lt. Kenda expertly guides us through the complex twists and turns of these bizarre crimes.

Four separate gas stations are violently robbed at gun point by a masked man in one night; detectives race to catch the robber and get justice for the terrified local community.

To most people, teenage sweethearts Steven and Michelle Gibson seem to be happily married; they have four children and live a fun and adventurous life together, but they are harboring a dark secret that will tear the family apart.

Ashlee and Emmett Corrigan seem to have it all, including true love, five beautiful children and a growing business; however, an explosive encounter blows their lives apart in an instant, revealing their marriage was not what it seemed.

A new interview with Kimberly Mays, 30 years after she discovered she was switched at birth, shedding new light on lingering questions about how the switch occurred and whether or not it was an accident.

A new interview with Kimberly Mays, 30 years after she discovered she was switched at birth; shedding new light on lingering questions about how the switch occurred and whether or not it was an accident.

After Angie Dodge's murder, investigators quickly convict a suspect; her mother Carol eventually grows convinced he is not the real killer, and works tirelessly at her quest to find the real truth behind her daughter's death.

After Angie Dodge's murder, investigators quickly convict a suspect; her mother Carol eventually grows convinced he is not the real killer, and works tirelessly at her quest to find the real truth behind her daughter's death.

In 1992, when Jenn Drury learns about her father's brutal murder, her first thought is that the cult has something to do with it.

A beloved father vanishes.

A mother, desperate to find her daughter, makes a deal with the devil.

Retired NYPD Detective Chris Hanney stands accused of trying to kill his estranged wife, Audrey Mabrey, by setting her on fire.

Single mother Barbara Nunn relocates to Florida, but she struggles to find her way; after she lands a job at a local diner, it appears her troubles are finally behind her; one night, a surprise confrontation with customers ends in murder.

When Peggy Klinke returns to school to pursue her dream of becoming a doctor, she catches the eye of fellow student Patrick Kennedy; their relationship leads them down a terrifying path of jealousy, obsession and murder.

Mark Eric and Sherri Ponsati have a picture perfect life, and the arrival of two children completes their family; when Mark Eric reports that Sherri has had a tragic accident, their world falls apart.

The lives of a beautiful young family in Long Beach, New York, rip apart when five-year-old Audrey witnesses her mother, Diane, brutally stabbed to death; to Audrey's horror, her mother's murderer is somebody very close to home.

Barbara Pacheco spends years building both a family and a successful career; when the father of her children, Aldo Pacheco, becomes increasingly violent and unpredictable, Barbara is forced to make a decision that will end up costing everything.

When Christie meets Marcus in high school, they think they've found love's young dream. As the relationship becomes rocky, Christie begins to fear Marcus's violent tendencies. Little does she know, all her fears will soon become a reality.