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When 32-year-old Adam Chase disappears in Ontario County, NY, it takes the tireless efforts of a private investigator to reveal the truth - and Adam's tragic fate.

A man vanishes from a small Idaho town, leaving a trail of strange clues and rumours. When his body is found, the truth is more shocking than anyone imagined.

Teen mum Cheyenne finds acceptance in a new crowd by moving in with two girls and their boyfriends. But after Cheyenne gets her own beau, distrust leads to death.

Tempers flare outside a home where Savannah police officers have uncovered three dead bodies. One argument could offer a vital lead in this horrifying case.

An elderly Arizona couple's murder spurs a statewide hunt for the killer. The investigation culminates in an unexpected arrest.

An artist disappears on her way home from work. When her car is found abandoned in a parking lot, it sets off a dark speculation about her disappearance.

A 22-year-old Liz Syperda is reported missing, shocking the community of Mount Pleasant, Iowa. Did she run away or has something far more disastrous occurred.

The murder of 10-year-olds Holly Wells and Jessica Chapman in 2002 shocked the UK. Experts study media interviews of their killer, Ian Huntley, to expose his lies.

What exposed Tracie Andrews' lie that a road rage attack killed her lover? Mike Gifford-Hull's TV plea for his missing wife Farsi hides the truth.

Brian, a 25-year-old BMX rider, is last seen wandering a field. Have Brian's risky bike moves led to a severe state of confusion and his disappearance.

A local in Algona, Iowa, stumbles upon a truck with the body of a young mother inside. Investigators trace the woman's last movements to find her killer.

When the heir-apparent to a Colorado ranch suddenly disappears, his family doesn't seem to care. Police quickly uncover a body and a vicious family feud.

The murder of a father devastates his family. But when his widow and her son turn the home into a sex party house, it exposes a very different reality.

Within months of meeting, Amber and Trenton are inseparable. But before they make it to the altar, someone will discover the true meaning of 'til death do us part.

New Year's Eve 2014. A holiday full of anger destroys a young couple when one is charged with the other's murder. How did this volatile relationship develop.

A teenager is arrested after his mother finds the body parts of a missing drifter in his bedroom. Police uncover that the suspect idolises infamous serial killers.

On Halloween, 11 operators receive a chilling call from a teenager claiming he killed his parents. Police race to the scene and discover a burgeoning psychopath.

Dr. Larry Nassar's popularity surges after helping the USA women's gymnastics team win gold. Years later, the true cost of his methods emerges.

With every truth the team gets from 'Kevin,' a predator on their radar, comes another lie. Roo and her team must decipher the real from the make-believe.

Playboy Bunny Jackie Hendrickson finds resisting an Atlanta plastic surgeon impossible, but their torrid affair sets off a tragic chain of events.

The Centerfold And The Serial Killer. Kerissa Fare is thrilled to be Playmate of the Month. But before magazines hit the stands, a man from her past becomes a prime murder suspect.

When the heir-apparent to a Colorado ranch suddenly disappears, his family doesn't seem to care. Police quickly uncover a body and a vicious family feud.

The murder of a father devastates his family. But when his widow and her son turn the home into a sex party house, it exposes a very different reality.

Within months of meeting, Amber and Trenton are inseparable. But before they make it to the altar, someone will discover the true meaning of 'til death do us part.

New Year's Eve 2014. A holiday full of anger destroys a young couple when one is charged with the other's murder. How did this volatile relationship develop.

The murder of a father devastates his family. But when his widow and her son turn the home into a sex party house, it exposes a very different reality.

The murder of 10-year-olds Holly Wells and Jessica Chapman in 2002 shocked the UK. Experts study media interviews of their killer, Ian Huntley, to expose his lies.

What exposed Tracie Andrews' lie that a road rage attack killed her lover? Mike Gifford-Hull's TV plea for his missing wife Farsi hides the truth.

Brian, a 25-year-old BMX rider, is last seen wandering a field. Have Brian's risky bike moves led to a severe state of confusion and his disappearance.

A local in Algona, Iowa, stumbles upon a truck with the body of a young mother inside. Investigators trace the woman's last movements to find her killer.

17-year old Shafelia's disappearance was a mystery - until her sister is arrested for a robbery. Carol Wardell vanished and her husband left tied-up.

Bestselling author, Helen Bailey, was a wealthy widow. After finding love again with Ian Stewart she vanished. He helps in the search - but was it a cover-up.

Days after Jennifer Kesse goes missing, her car is found abandoned near her home. A decade later her disappearance remains one of Florida's most baffling crimes.

Who Killed Angie Lee? A single mother is found beaten and strangled in her own home with her four-year-old son present. The investigation that ensues quickly uproots the community.

An effort to find Dena's friend Brandi may yield results, and discussions tell of a tense relationship right before Dena's murder. Did a secret endanger her life.

A family recalls the moments leading to Veda Woodson's murder on an empty road. On the Dean case, officers examining Dena's family make a shocking conclusion.

The murder of a teen cheerleader shocks a small suburban town. When there's a similar murder two weeks later, the town suspect a serial killer is at large.

When a football coach vanishes, police investigate a secret betting ring. A chain of clues leads them to one gambler who couldn't pay up.

A mum defends her kid from a group of bikers. A deranged driver repeatedly rams another motorist. A driver defends himself from aggressive motorists.

A group of women gets into a gigantic brawl in a Florida intersection. A motorcycle causes a massive accident. A man ploughs through a parade route.

Police turn to surveillance footage to learn about the last moments of a woman whose burning corpse was found outside Atlanta - and find her killer.

When a gunman turns on his family in Utah, police use drones to hunt him down before there's another victim. In South Carolina, cameras capture a deadly street brawl.

Mother-of-two Lindsay Birbeck's body was found in a quiet corner of a graveyard. Her family and ex-partner speak out about this devastating murder.

18-year-old Liam Gray was attacked and stabbed through the heart by one of his friends. His mum and sisters speak out about the tragedy for the first time.

An effort to find Dena's friend Brandi may yield results, and discussions tell of a tense relationship right before Dena's murder. Did a secret endanger her life.

A family recalls the moments leading to Veda Woodson's murder on an empty road. On the Dean case, officers examining Dena's family make a shocking conclusion.

The murder of a teen cheerleader shocks a small suburban town. When there's a similar murder two weeks later, the town suspect a serial killer is at large.

When a football coach vanishes, police investigate a secret betting ring. A chain of clues leads them to one gambler who couldn't pay up.

A family recalls the moments leading to Veda Woodson's murder on an empty road. On the Dean case, officers examining Dena's family make a shocking conclusion.

17-year old Shafelia's disappearance was a mystery - until her sister is arrested for a robbery. Carol Wardell vanished and her husband left tied-up.

Bestselling author, Helen Bailey, was a wealthy widow. After finding love again with Ian Stewart she vanished. He helps in the search - but was it a cover-up.

Days after Jennifer Kesse goes missing, her car is found abandoned near her home. A decade later her disappearance remains one of Florida's most baffling crimes.

Who Killed Angie Lee? A single mother is found beaten and strangled in her own home with her four-year-old son present. The investigation that ensues quickly uproots the community.

Experts analyse a man's deception following the Manchester Arena terror attack. Police tapes expose a man who murdered his wife and hid her body in the freezer.

When arrested for historic sexual offences, TV weatherman Fred Talbot tried to hide the truth in police interviews. His repeated response of 'no comment' speaks volumes.

Brandy leaves work Friday afternoon for a weekend off. But on Monday morning she doesn't show up for work. Did she walk away from her rocky love life.

In rural Missouri, a hunter is found murdered in his car near the popular deer trails. Was this a hunting accident gone wrong, or something more sinister.

When a mother disappears from her home, suspicion moves from one admirer to another. Will a surprise confession solve the mystery.

When LeRyan Nicholson's sisters investigate his disappearance, they uncover a series of secrets that lead them to the heart-breaking truth.

Part 2. Death row inmate John Hummel agrees to a final interview weeks before his execution.

While being questioned on the abduction of a barista, a local businessman makes a deal with police to reveal a secret life as a serial killer.

When a 50-year-old woman is found dead in her home, all that's left behind is a note that reads, 'Chase me.' Police search relentlessly for the remorseless psychopath.

Three locals are found brutally murdered in a quaint village in Maine. The killer leads detectives into the woods, where he buried his fourth victim.

When a father of five is found dead on his kitchen floor, Det. James Colley must untangle a web of twisted relationships and bizarre fantasies to uncover the mystery.

A beloved grandpa is found dead in his van on Halloween. Detectives find they are on the trail of someone who has most likely killed before.