Rachael Koloroutis and Tiffany Rowell were popular high school students. When outcast Christine Paolilla moves to town, the teens befriend her. But soon Rachel and Tiffany are found murdered along with their boyfriends, shocking their small town.

When a fire breaks out at the home of Ari and Denise Squire, firefighters respond to the scene and find the lifeless body of Ari. Across town, another man, Justin Newman, is reported missing, and his last known location flips this case on its head.

Math teacher Cheryl Trover emerges from a field at daybreak with a story about escaping from a masked intruder who forced his way into her home and murdered her husband, John.

After neo-Nazi Jeff Hall is found murdered in his home, police must grapple with a long list of potential suspects.

A silent 911 call alerts police to a triple homicide in rural Arkansas. The Stocks family is discovered, murdered in their kitchen. But when their son, a local boy scout, is discovered missing... the crime takes a new twist.

Jazz drummer Tim Wicks never shows up at a gig in Canada. His dismembered body is discovered scattered around Michigan. Why anyone would want this musician dead remains a mystery until a couple's rocky past reveals the motive to murder.

A loving couple is murdered, while their adopted son is left alone in his crib. The biological mother is a troubled teen with regrets. But the couple's nanny may also have something to gain from murder.

In rural Alabama, a police officer finds his brother, Jerry Haney, murdered on New Years Day. Detectives uncover a trio of possible suspects: all related to Jerry. But why would anyone in this close knit family want him dead?

A recently divorced factory worker is found stabbed to death in his home after a violent struggle. Investigators must untangle the victim's complicated relationships, to discover a lovesick motive.

Cab driver Pam Carter is found suffocated to death in her Reno apartment. She had been spending her time at the local casinos, and was down on her luck, until a chance encounter changed her fortune.

On a spring visit to Northern California, a brother and sister discover their elderly parents have been brutally murdered. The twisted path leading to the killer includes an ex-husband, a bloody towel, and the CIA.

When truck driver James Kelly is shot to death, it's easy to point the finger at a vengeful member of his family. But police soon realize that their suspect is covering up for someone, and find themselves untangling a web of bribery and betrayal.

After Jackie Galloway vanishes from her home, her body is found wrapped in a sheet tied with distinct, complex knots. The pursuing investigation stalls until a local prowler piques police interest, leading to a cat and mouse game with a copy-cat killer.

Jeremy Huff is awakened one night by two knife wielding intruders. With his last breath, Jeremy calls 911, leaving them a clue as to his attackers' identities. Police discover a steamy love triangle that turns loyalty to hatred and, ultimately, murder.

Rick and Suzanna Wamsley are at odds with their children. When the happy couple are found shot and stabbed to death in their own home at Christmastime, investigators must untie a tangled knot of family conflicts to solve the puzzling case.

Laura Rogers thought she knew the man she married, until the day her husband is found dead in their bedroom - the victim of an apparent suicide. The investigation that follows reveals a man with a deep secret - and a dark motive for murder...

When Charlie and Teri Brandt evacuate to their niece Michelle Jones' home during Hurricane Ivan, all three wind up dead, and investigators are mystified until a 33-year-old family secret emerges.

Chris Vaughn and his family are driving to a water park when their lives are tragically ended in a roadside shooting. Chris is wounded but survives. As investigators unravel the truth, they find that not everyone in this family was a happy camper.

Brittany Loritts spent the summer after graduating high school fantasizing about the freedom college would bring. But her dreams are brought to a tragic end when she is found murdered in her bedroom in Salisbury, NC.

Randy and Teresa Stone were living the dream: two kids, a successful business, and a deep love for their local church. They had it all - until Teresa finds Randy murdered in his office.

In Key West, Fla., up-and-coming attorney and activist Fred Butner is found dead after falling from the tallest building in town, but when police investigate Butner's past, they discover that not all is what it seems.

The Whitaker family is gunned down in front of their home. A mother and son are dead, the surviving father and son work with police to find the killer. Police make a haunting discovery when years of murder plots against the Whitakers come to light.

A man in rural Florida is found shot to death just weeks after his brother-in-law is shot dead in his own home. As investigators dig deep into the case, they discover a clue: a classified ad for high-risk assignments that leads to love, lust and murder.

Victoria Cushman is a hardworking, sweet-natured woman in Warwick, RI. There doesn't seem to be a person alive who would say a bad word about her. So, her community is shocked when her dead body is discovered in her apartment.

When a manager finds her employee Jayna Murray dead and Brittany Norwood cut, beaten and sexually assaulted in a high-end exercise store, detectives set out on a quest to find their aggressors. In a twist, a bloody shoeprint breaks the case wide open.