A body is found covered in scratches, leading the BAU to believe that the person responsible has a chronic skin disorder.

The team investigates the murder of a Navy captain who was searching for a priceless 200-year-old fleur-de-lis during the annual Louisiana Pirate Festival.

Pride, Sebastian and Tammy travel to South America after Pride is personally requested by a former colleague to assist with a classified operation that has been compromised.

Percy and Lasalle go under cover at a high-stakes poker game after the organizer targets players with access to a naval research laboratory; Laurel Pride visits her dad during spring break to discuss options after her upcoming graduation.

Pride and his bar patrons are held hostage by a group of volatile thieves.

Gregorio calls on her former behavioral science professor when the team's latest case matches one she studied during FBI training.

A journalist posts a scathing article documenting Pride's \.

Pride assembles an off-the-books team to search for a loophole when he faces a grand jury indictment for abuse of power.

Pride's teams uncover a sinister plot during the New Orleans Tricentennial Fleet Week celebration.

Dr. Sweets deals with post traumatic stress after his subway train is derailed by flood water; a partially skeletonized body is discovered.

Recounting the events of the first case on which Brennan and Booth worked together; how other Jeffersonian team members' relationships began.

Brennan returns to her former high school to investigate when unidentified human remains are discovered; Booth and Brennan pose as a married couple at her high school reunion.

Brennan and Booth are asked to identify human remains found inside the belly of a shark; a marine biologist (Rena Sofer) is interested in Booth.

Booth and Brennan investigate a death at a rock `n' roll fantasy camp.

When a cabin in the woods burns down, the bodies of two witches are revealed; Angela and Hodgins are arrested.

Everyone at the Jeffersonian tries to uncover forensic evidence to help elicit a conviction in the trial of the Gravedigger.

The remains of a hoarder are discovered; Angela's father (Billy Gibbons) visits; Booth and Brennan are each confronted with unique opportunities.

The team helps Cam solve the case of an unidentified boy; after making personal discoveries, the members of the team realize they belong in Washington, D.C.

The remains of a couple are found in a cave; Brennan re-evaluates her relationship with Booth when his girlfriend makes a surprise visit.

Brennan and Booth head to the Jersey Shore when decomposed remains are discovered; the team becomes fond of Booth's girlfriend; Angela tries to keep a secret.

When a skull and decomposing hands are found in a dumpster, the team searches for the rest of the victim's remains; Brennan agrees to shoot an episode of a children's show with professor Bunsen, \.

The skull of a promising young dancer is discovered at a construction site; Hannah's safety is jeopardized when an assignment takes her to a dangerous part of town.

Human remains from a 150-year-old slave ship surface; the investigation leads Booth and Brennan to a cruise where a murder victim was seen moments before his death.

An event for a candymaker (Wayne Knight) turns bitter when human remains are discovered in the world's largest chocolate bar; Cam struggles with her daughter's decision to attend a college that fails to meet her high standards.

Brennan and Booth investigate a crime scene where a human carcass has melted to the dashboard of a charred truck; Sweets tries to keep his feelings for Daisy from interfering while helping her pass a government psychological evaluation.

Mac and Jack's mini-vacation is cut short when someone from their past abducts them and locks them in a concrete room; Matty tasks Riley, Bozer and Leanna with stealing a diamond encoded with terrorist intelligence from a princess in Milan.

Mac and the gang team up with a master thief to catch an underworld criminal who hired her to steal a dirty bomb.

When MacGyver takes Riley and Bozer into the wilderness for survival training, things take a turn when they run into a violent group of criminals; Jack and Matty go on a road trip to place Matty's ex-husband and his family in witness protection.

An international crime boss offers to surrender if he's allowed to return to the United States to watch his daughter walk down the aisle; MacGyver and the team crash the wedding to ensure the crime lord doesn't run.

After a surprising introduction to Phoenix's newest recruit, Desi, MacGyver and team are assigned to protect a gun-sniffing dog who has a bounty on its head.

The Phoenix must recover the body of a pilot whose plane crashed while testing an experimental laser mapping system that MacGyver designed; Riley tries to identify the hacker who tricked a SWAT team into arresting her and Elwood.

MacGyver and the team are asked to solve a locked-door mystery when a man working inside a remote, ultra-secure international seed vault disappears.

When Nicholas Helman resurfaces to carry out a killing spree, the team is forced to get help from the one person who knows him best -- his protégé, Murdoc.

After McGarrett's CIA agent friend is killed, he lets himself be captured by the group he thinks is responsible to find the killer; Tani questions whether she should tell McGarrett about the murder weapon she found at Adam's house.

When a vacationing father on a flight to Honolulu is kidnapped and forced to parachute midflight, Danny, Tani and Junior track him through the jungle to discover that he may not be who he seems; McGarrett is threatened with a secret from his past.

A heat wave hits Oahu, contributing to a spike in crime; McGarrett and Danny hunt down a bank thief; Tani and Junior's car is stolen while they're on duty; Kamekona incites a riot by price-gouging his ice.

Jerry accompanies Junior as he escorts a fallen soldier home to Oahu; McGarrett and Danny discover a body when they delve into the highly profitable black market for sand.

On Halloween, Jerry and his friends search his childhood camp for evidence to a murder he witnessed as a boy; McGarrett investigates a little girl who drew pictures depicting the scene of a recent murder before it was discovered.

McGarrett crosses the line and is arrested while investigating the death of his former SEAL buddy who died while making an emergency landing on an aircraft carrier; Adam returns to Oahu with devastating news about his marriage.

McGarrett investigates a cold case that his grandfather and the famous Honolulu detective Chang Apana worked on in the 1940s; McGarrett and Danny get ready for the opening of their restaurant.

Grover's parents and brother arrive in Oahu for Thanksgiving; a thief is crushed to death by an empty safe.

When a renowned urban vigilante is killed after making a citizen's arrest, the team delves into the world of super heroes and comic books to find the killer; Adam gets closer to finding out who killed his sister.

After fighting off an assassin in his own home, McGarrett and Joe White flee to Montana to prepare for a battle against those exacting revenge for a past SEAL mission.

Still reeling from the murder of one of their own, Steve and Catherine, along with Danny, Junior and some old friends, hunt down the killer; a bag of human bones discovered inside an abandoned storage locker goes missing.

McGarrett and the team support Danny and Rachel by determining what happened when Grace gets into a life-threatening car accident; Tani helps Koa when his rehab patient goes missing.

Adam, Junior and Tani travel to the bottom of the Pacific Ocean when a murder takes place in a remote underwater lab -- and the killer may still be on board.

While investigating Flippa's friend's murder, McGarrett and Grover uncover a deadly plan by an extremist group on the Island; Grover has an emotional reaction to the case.

As a dangerous hurricane hits Oahu, Five-0 is tasked with protecting El Diablo, a captured serial killer who is being hunted by an assassin; Tani's civilian safety check during the storm turns deadly; Rachel and Charlie evacuate to Danny's house.

When the top salesperson for a beauty company pyramid scheme is murdered, the team sifts through a long list of possible suspects who would want her dead; Adam befriends a homeless man.

The team investigates the murder of a man found stabbed in a peep-show booth, finding non-human hairs on the victim's body.

The team responds after a gifted 14-year-old tennis player is kidnapped from her bedroom in the middle of the night.

A masked gunman opens fire at a bar, leaving its two owners dead and a third man wounded. Jay Mohr and John Heard guest star.

The CSI team investigates when three people are found dead after a hurricane strikes Miami; Calleigh finds a woman shot to death in a house that was recently looted.

A Florida team of forensics investigators uses cutting-edge scientific methods and old-fashioned police work to solve crimes. Horatio Caine, a former homicide detective, heads a group of investigators who work crimes amid the steamy tropical surroundings and cultural crossroads of Miami.

A Florida team of forensics investigators uses cutting-edge scientific methods and old-fashioned police work to solve crimes. Horatio Caine, a former homicide detective, heads a group of investigators who work crimes amid the steamy tropical surroundings and cultural crossroads of Miami.

A Florida team of forensics investigators uses cutting-edge scientific methods and old-fashioned police work to solve crimes. Horatio Caine, a former homicide detective, heads a group of investigators who work crimes amid the steamy tropical surroundings and cultural crossroads of Miami.

A Florida team of forensics investigators uses cutting-edge scientific methods and old-fashioned police work to solve crimes. Horatio Caine, a former homicide detective, heads a group of investigators who work crimes amid the steamy tropical surroundings and cultural crossroads of Miami.

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Amidst Halloween festivities in New Orleans, a Naval Staff Judge Advocate dressed in a costume is found dead in a cemetery; the team debates Halloween costumes and activities.

The team investigate the murder of a Navy Officer assigned as a tech liaison with a private developer; Pride turns the carport into an auto shop.

A murdered petty officer -- with a proposal and an engagement ring -- is found in a Mardi Gras float storage facility; the members of the team are baffled when they cannot locate the victim's girlfriend.

The team reopens a cold case when a stolen Navy-issue gun turns out to belong to a chief petty officer who died 40 years ago; the team makes their annual Thanksgiving dinner together.

A retired SEAL -- who tracked people impersonating military personnel -- is murdered; Brody finds that LaSalle is uncharacteristically unenthusiastic about Christmas.

The investigation into an explosion at the Navy-Marine Corp Relief Gala reveals Pride was the bomb's target.

The NCIS team and the Coast Guard Investigative Service work together when a Navy Admiral's daughter is the prime suspect in a double murder on a research boat; Lasalle looks for his estranged brother.

Mysterious lights are seen in the sky over famous UFO hotspot Cooper Hill; a local forest ranger suffers a strange death and the visiting UFO spotters are convinced aliens are responsible.

An international cycling race leader is murdered; Barnaby and Nelson find themselves drawn into a competitive world of blackmail, bribery and bloodshed.

Art comes to the picturesque Midsomer village of Angel's Rise with the opening of a new sculpture park.

A saint's bones are discovered during an archaeological dig, causing a stir.

The CSI team uses radical technology to unlock the secrets of a man's mind when he shows up covered in blood with no memory of where he has been.

When a murder occurs during a horse race, Horatio discovers that Ryan has a personal connection to the case.

Alexx Wood comes back when a murderer puts Ryan's and Calleigh's lives at risk.

The CSI team makes a shocking discovery about its murder victim; Horatio tries to save his son from Julia's erratic behavior.

Nothing is certain in the case of a flight attendant's brutal murder.

A home invasion turns into something more when the team discovers that the Russian mob is targeting the group.

When Ryan is kidnapped, he is forced to betray Horatio and the team.

A murder case leads Horatio to discover that Ron Saris is alive and seeking revenge on Julia.

The murder of a reality star throws the CSI team into the scandalous world of a television dating show.

A seemingly normal family is targeted in a brutal grenade attack, leaving Horatio and the team to figure out why.

The team investigates when a man is boiled alive; Julia spins out of control; a dark secret is revealed.

Horatio tries to save Yelina; despite Calleigh's protests, Delko gets involved with his dangerous father.

As Eric Delko's life hangs in the balance, Horatio finds himself reminiscing about the formation of the CSI team and how its members first met.

Horatio must submit to a gunman's bizarre request in order to save hostages when the lab is attacked.

Team members investigate when a trio of volleyball players suddenly drops dead on the court; Calleigh's testimony against Delko threatens his future with the CSI unit.

When Miami's most-hated man is murdered, members of the CSI team search for the killer and hidden treasure.

MacGyver and Desi help a group of Syrian refugees who are being pursued by human traffickers; Bozer is trapped in Oversight's car, and it's rigged to explode.

Two American tourists go missing while doing a scavenger hunt through some of the world's most dangerous countries; the Phoenix team goes under cover as backpackers to find them and bring them home alive.

A cunning new adversary's carefully crafted plans force Mac to make an impossible choice: save the life of a friend or save the lives of hundreds of innocents; Mac receives new information that will drive a wedge between him and his father.

Matty's ex-husband, Ethan, asks her for help when a criminal organization kidnaps his wife and daughter; Matty must decide if she's willing to commit treason to help Ethan; Riley joins Billy Colton and Mama Colton on a mission to Paris.

Ex-MI6 agent Russ Taylor recruits former Phoenix Foundation members Mac, Riley, Bozer, Matty and Desi to hunt down a bioweapon that's planned to be used by a mysterious organization for a devastating attack on a major US city.

Gen. John Acosta recruits MacGyver to steal a highly classified project from a military lab to find flaws in its security.

MacGyver and the team are on a plane that's in the air when the pilot has a heart attack.

As MacGyver works quickly to rescue survivors from a collapsed building in Germany, he discovers a new safety threat -- an undetonated bomb from World War II is hidden beneath the rubble.

A stalker in San Diego targets college students; Strauss scrutinizes the team after the loss of Prentiss.

The team travels to a North Carolina town where one woman was found badly injured and another is missing, and discovers those may not be the only victims.

The team investigates when bodies are found buried beneath the ocean floor off Florida; Morgan is rattled when his aunt thinks her missing daughter is one of the victims.

The team investigates a suspected human trafficking ring; Hotchner suggests changes are coming; J.J. returns to the team.

A Senate committee questions the members of the BAU team; a familiar face may help keep the team united.

The BAU team investigates a series of murders in Oklahoma; Reid gives JJ and Prentiss the cold shoulder.

After a mass murder at an Internet security company, evidence indicates that the person responsible is not a typical serial killer; Prentiss is required to complete recertification training.

A killer targets survivors of a high-school massacre, who have gathered for a reunion; Hotch fears that his son is being bullied.

A series of children are abducted from troubled women in St. Louis; Rossi's first wife shares shocking news.

The team investigates when multiple bodies are found in a national forest; Rossi faces an agonizing decision.

The BAU investigates when bodies are exposed by tornadoes in Kansas; pressure at work affects J.J. at home.

A woman in Garcia's survivors' support group goes missing on the seventh anniversary of her daughter's disappearance.

The team investigates when an apparent mass suicide takes place at a military academy; Morgan and Hotch clash.

The investigation of a series of bludgeonings in Philadelphia leads the team to the city's boxing scene; Hotch connects with a fellow runner while training for the triathlon.

A series of murders makes the team wonder if a notorious killer has returned; Reid wonders if he could be doing more with his abilities.

A serial rapist resurfaces in Houston and assaults his past victims; Prentiss attempts to overcome last year's trauma.

When Chance's old C.O. from the Rangers is implicated in a daring weapons theft, Chance comes to defend him and get the guns back.

Chance becomes the target of a hitman hired by Jacob Calder, but the killer reveals his code of ethics only allows him to kill bad guys.

Chance's efforts to infiltrate a drug operation are hampered by a dirty cop who is forcing a juvenile dealer to work undercover for him on the same case.

Chance helps a woman find her father, Marvin, a man of ill health who is determined to enjoy life and fulfill his dreams.

Walter and Sylvester enter an international chess competition under cover on foreign soil in an effort to extricate a U.S. spy before her identity is exposed.

Happy, Sylvester and Cabe suffer from life-threatening, fear-based hallucinations after a simple mission to protect a vital seed bank goes awry.

Team Scorpion must move Happy's friend Ada, and the sterile bubble Ada lives in that protects her compromised immune system, to a secure location after a severe storm leaves the structure surrounded by dangerous debris.

To stop a dangerous virus from spreading, Team Scorpion must locate an endangered monkey in the Amazon that has the antibody for the cure; Toby and Happy see a counselor to prepare for matrimony.

The team races to save Paige and Happy when a wire supporting the gondola they are in during a mission to repair a turbine at a wind farm snaps.

The team defies the orders of a foreign government when it retrieves an asteroid containing DNA strands that could have deadly consequences if they are exposed.

The team attempts to extract a pair of scientists trapped inside a failing and dangerous bio-dome designed for Mars.

After extinguishing a catastrophic tunnel fire, Team Scorpion helps Toby and Happy get to their wedding ceremony.

The team investigates a local bakery after the body of an ex-con is found in pieces; Arastoo Vazirir considers visiting his dying brother in Iran, which causes friction between him and Cam.

The team investigates the death of a mini-golf superstar; Brennan worries her father is returning to a life of crime; Wendell asks Hodgins to help restore his girlfriend's family heirloom.

Booth and Brennan go under cover into the world of underground poker to investigate the death of a high-stakes gambler -- putting Booth at risk of relapsing; Hodgins creates a new lab-related product; Booth and Brennan receive exciting news.

The team investigates when the remains of a celebrity chef are discovered at a local park; Booth and Brennan must question the staff at the Royal diner; Hodgins sells his invention for millions; Brennan teaches Christine about bones.

Brennan and Booth suspect bullying as a factor in the death of a private high school student.

With 48 hours until Alex Rockwell is executed, the team races to prove Brennan's suspicion that he didn't commit the murders of which he was convicted.

When a member of the Iranian parliament kidnaps Arastoo to have him help with a murder case, the team races to identify the killer; Brennan turns to Aubrey for help when she learns the truth about Booth's gambling.

A well-known cookie jar collector's corpse is discovered in a riverbank; Booth struggles with Brennan's decision; Aubrey is interested in one of the \.

The team must navigate the two very different worlds while investigating the death of an ex-con turned yoga instructor; Booth works to regain Brennan's trust; Angela and Hodgins make a major decision.

The team investigates a killing in which the crime scene points to a possible protege of Pelant; Angela second-guesses the decision to move to Paris; Brennan and Booth consider employment options.

Six months after starting a new life with her family, Brennan becomes interested in a case to which she has personal ties; an FBI investigation begins when Booth goes missing.

Booth's location and condition becomes more mysterious when it's discovered that FBI Agent Miller (Kim Raver) has been hiding vital information; Arastoo makes a significant decision.

An African teenager, whose father is an alleged war criminal, is abducted.

Toby's telepathy acts as surveillance when Michelle goes under cover to expose an art-theft ring.

Toby and Michelle investigate the connection between a cult and three missing young women.

Toby and Michelle investigate the death of a pharmaceutical executive who released a drug with killer results.

Horatio investigates the apparent suicide of an anesthesiologist and finds a link to a patient who died during routine plastic surgery.

A mentally impaired man is the only witness to the murder of a diamond broker gunned down in a parking garage; a body disappears on the way to the medical examiner's laboratory.

Horatio suspects revenge is behind the murder of a man who tortured Cuban refugees.

A controlled fire in the Everglades reveals the body of a slain hunter, then a wall of fire overtakes Alexx and Delko at the crime scene, forcing them to take refuge under a tarpaulin.

Horatio infers that a slain photographer accidentally witnessed a murder while snapping pictures of a famous actor.

A former surf champion is murdered in his home, while his wife and son are left beaten and bound.

Robbers steal $2.3 million from an armored truck in downtown Miami, but the loot turns out to be counterfeit, and the team must figure out what happened to the bank's money before it was replaced with fake bills.

The detectives' case hinges on the testimony of a forensic-evidence collector who stole a latex glove from the crime scene; co-workers become prime suspects in a waitress's death.

A child reappears one year after he went missing -- but the team must work quickly when a trick-or-treater disappears under similar circumstances.

The team has a difficult time finding a common denominator among several male victims in Montana; J.J. struggles with feelings about her sister's death.

The team believes a suspect is taking on the persona of an Internet urban legend when people with substantial social media followings are found dead; Savannah and Morgan try to find time for each other.

As the team investigates the disappearance of a prominent Boston attorney, secrets of the man's past are revealed.

The BAU tracks a conflicted killer in Virginia who feels remorseful after committing crimes; Rossi receives a visitor.

When the BAU heads to Salt Lake City to look into a triple homicide, their investigation may lead to a fugitive.

The investigation into frozen bodies found floating in a body of water in Nevada leads the team to believe the victims were members of a cult; J.J. confronts her trauma over her abduction.

The team searches for a killer who calls the authorities before committing his crimes; as Rossi prepares for a visit with his daughter, he gets news about the death of an old friend.

The members of the BAU team are brought back to their origins as they look at one of Gideon and Rossi's old cases.

When a hero emerges from the wreckage of an explosion in Indianapolis, the BAU team members must protect him as they try to identify the person responsible before more bombings occur.

The members of the BAU team search for a suspect who may have witnessed abuse as a child; Kate is worried when her niece and a friend make plans with a boy they met online.

When two guards at a maximum security prison are murdered, the BAU team thinks one or more people within the prison walls may be responsible.

While Pride fights for his life in the ICU, the team scours the city for the hit woman who attempted to assassinate him.

The team searches for a former Irish Republican Army bomb maker who was smuggled into the city; they are joined by agent Hannah Khoury, Pride's replacement during his medical leave; Pride considers a new position within the agency.

The team investigates the murder of a Navy intelligence officer killed during a conference for foreign diplomats; Pride has some trouble adjusting to his new position at the agency.

An investigation into the murder of a petty officer reveals a conspiracy in a tight-knit local fishing community; Lasalle awaits the final results of the tax fraud investigation into his family's company.

Pride's father, Cassius Pride, is wrapped up in an NCIS case involving a notorious unsolved casino heist; Pride meets a family member he never knew existed.

After Pride's assistant escapes from a kidnapper, the team uncovers evidence of a suspect who is harvesting organs from multiple victims; Pride turns to a friend for guidance as he struggles with the ramifications of his recent brush with death.

Following a deadly car explosion in the French Quarter, the team interrogates a professor and former member of a student protest organization; Tammy discovers a secret about Hannah's personal life.

The team places Mateo Diaz, a high school gang member turned informant, in protective custody while they investigate the murder of his junior reserve officers' training corps instructor; Pride needs his brother's help to gain Mateo's trust.

A brilliant and career-driven surgeon is found dead in a rough neighborhood; a new friend helps Brennan make a discovery about herself.

A body is found in the shower of a home belonging to a young socialite; Hodgins and Angela talk about their future; Booth talks to Hannah about Brennan's feeling for him.

The Jeffersonian team investigates when a notorious murderer known as \.

A man's corpse disguised as a scarecrow is found in a cornfield; Booth and Brennan question the victim's three wives, who are also sisters; Cam doubts her relationship.

The team analyzes a BMX rider's remains, discovered on the roof of a warehouse; Sweets asks Booth for advice; Booth makes a decision about Hannah.

When the liquefied remains of a wedding planner are found in a tanning bed on Valentine's Day, Cam pressures the team to work fast so she can spend the holiday with her boyfriend; Clark helps Hodgins realize the best gifts come from the heart.

Sniper Jacob Broadsky takes out a victim who escaped from the justice system; Booth uses his military training to try to stop Broadsky before he strikes again; Angela's father visits the Jeffersonian.

During a blizzard that causes a citywide blackout, the team must solve a murder case that could be connected to a possible viral outbreak; Sweets starts a touchy conversation about Brennan and Booth's relationship.

Brennan teams up with a forensic podiatrist to match seven pairs of severed feet with bodies; Cam makes college plans for her daughter.

A TV-show host's remains are found in the wilderness; Vincent Nigel-Murray makes surprising confessions while making amends with each member of the team.

When the remains of a maritime museum security guard are found in the Florida Everglades, Booth asks a former Iraqi soldier for help with the case.

The remains of a successful ad man are found in a new community center playground; the members of the team try to communicate more honestly.

An unidentified 15-year-old girl, who is hearing impaired and not able to communicate, is found covered in blood and wielding a knife; Angela hides the details of her pregnancy.

Booth becomes more determined to catch Jacob Broadsky after he takes out another victim.

Booth and Brennan go under cover to find out what happened to a man whose remains were found lodged in the pinsetter at a bowling lane.

A woman's remains are found in a paintball field; Booth and Brennan adjust to life as an expectant couple.

In an attempt to find the main players in the Codex and cut off their match-fixing funding, Desi goes under cover to infiltrate a soccer team and find the corrupt player working with the shadow organization.

When Russ' first love, Emilia, is kidnapped by the same rebels he fought during his private military contract days, he takes the Phoenix team to a small, impoverished town to rescue her and rid the town of the rebels for good.

A double date descends into chaos when Mac and Desi witness a murder in the back of the restaurant; as they work to find the killer, Riley tries to keep the secret about her and her friends' \.

After Oversight is almost killed in a bombing, he recruits Mac to help him find the suspected bomber; Mac meets his Aunt Gwendolyn.

Los Angeles' power grid is taken hostage in a ransomware attack resulting in a citywide blackout; the team discovers the ransomware code used was written by Riley years ago.

When Mac is put into a dream state to help him recall key evidence found in Nikola Tesla's secret lab that could stop Codex's deadly plot, he encounters Nikola Tesla, Alexander Graham Bell, Thomas Edison and his mother.

Mac is placed inside a fake prison cell with a top Codex operative, \.

The team is forever altered when MacGyver's Aunt Gwen gets into his head and convinces Mac and Riley to join Codex; Matty and Russ take their concerns about Codex to the White House.

Junior is torn between his duties and his feelings for his former girlfriend when her new man is one of the culprits in a bank heist-turned-homicide.

Tani and Junior go under cover at a gym to track down a deadly batch of steroids; Danny and McGarrett work as bodyguards for Danny's high maintenance ex-mother-in-law, a famous romance novelist with whom he has never gotten along.

The team investigates the murder of a window washer and finds that the victim is actually a renowned street artist; Grover and Adam look into the murder of a gambler; Junior helps his father when they are reminded of his sister's death.

When the team must locate a girl who purchased a gun from a junkie, it discovers that the firearm, over the course of decades, has affected all of the teammates' lives.

A murdered man's body may hold the key to a 20-year-old case involving a kidnapped girl whose father never stopped looking for her.

Adam investigates the murder of an undercover FBI agent who was about to wed the daughter of a Yakuza leader; Noelani is held hostage and forced, along with her mentor Dr. Chu, to operate at gunpoint on a criminal.

McGarrett helps his sister spy on her shady neighbors; a ride-share driver and his passenger are murdered; the team teases the youngest members when Junior escorts Tani to a wedding.

Fugitive hacker Aaron Wright resurfaces to ask for help when his co-workers at the NSA are murdered; Junior speaks at the parole hearing of the drunken driver who killed his sister.

Five-0 continues to hunt down escaped criminal Aaron Wright before he can sell cyber-weapons to the highest bidder; the lives of McGarrett and the team members are put in danger when a visitor comes to headquarters to make amends.

A new ally helps McGarrett and the team when mob bosses on the island are targeted by an assassin; the team says goodbye to one of its own.

Tani and Junior must plot an escape for themselves and several civilians after they become trapped inside a deadly tunnel collapse; Eddie the dog sniffs out a bomb that has been planted in McGarrett's home.

A plane that mysteriously crashed into the Pacific in the '80s is found, but with a recently murdered scuba diver inside; McGarrett and Quinn zero in on who planted the bomb in his garage; McGarrett formally asks Quinn to join the team.

Five-0 enlists imprisoned hacker Aaron Wright to help when a young girl is reported kidnapped.

The team investigates a home invasion that turned deadly after a dangerous \.

A deadly hit-and-run involves a driverless car carrying heroin; Tani and Quinn are stuck with a pair of YouTubers who are brought on a ride-along.

When the CIA informs McGarrett that his mother has gone rogue on her undercover mission and may have killed her partner, Steve goes to Mexico to bring her home and prove her innocence.

A newspaper reporter witnesses the murder of his friend in Miami's drug district, but Horatio mistrusts the slick young man's version of what happened.

When evidence suggests a slain police officer was crooked, Horatio must find the killer in order to clear the victim's name.

The team investigates the wealthy residents of an airpark after a prop plane crashes into a Miami beach.

The team investigates the dangerous world of personal security when a rap star's (Xzibit) bodyguard is shot and killed during a concert.

Horatio goes to New York to work with his counterparts on a murder investigation. Guest star Gary Sinise.

All evidence points to the film distributor, who also happens to be a registered sex offender, in the investigation of an adult film star's murder, but an accident at the lab may taint a key piece of evidence.

When a man is murdered as he tries to pay his son's ransom with $3 million worth of jewels, the CSI team is called to investigate and one member of the group is killed in the line of duty.

A drive-by shooting from a boat leaves a beach partier dead, and the CSI team protects the 8-year-old witness during the search for the killer.

After learning he was poisoned with a deadly dose of radiation, a Navy lieutenant commander asks Pride and the team to solve his imminent murder.

An agent is killed while working on a security detail for the Vice Chief of Naval Operations; Brody's past is evaluated.

A petty officer is murdered during Mardi Gras festivities; Pride contemplates what to tell his daughter about his strained relationship with his father.

The NCIS team tries to narrow down the motive when a Navy recruiter is murdered in a hit-and-run; Lasalle worries about his brother.

Pride believes Baitfish has returned and has the NCIS team chase down leads in an attempt to locate him.

When a sailor is killed in a strip club, the murder weapon turns out to be linked to other unsolved cases; Brody receives a visit from her ex-fiance.

During the autopsy of a petty officer who seems to have died of natural causes, an armed man holds Wade, Sebastian and Danny hostage in the morgue.

When a Navy commander's car is stolen with his baby inside, the team must determine if it was a targeted abduction.

Lasalle's brother, Cade, needs the team's help when he becomes a murder suspect -- and cannot remember what happened; Lasalle is determined to prove Cade's innocence, despite the wealth of evidence against him.