An Unexpected Killer

When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession.

When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession.

A restaurant is robbed and the night manager murdered leading police to investigate suspicious coworkers.

When a young husband-to-be is found shot and stabbed, detectives investigate a secret affair, a kidnapping plot and a terrifying racist gang before unveiling a killer whose hidden criminal life leaves everyone stunned.

A devoted mother is stabbed to death in a horrifying attack and suspicion falls on those closest to her, but while a cryptic note and a violent crime spree baffle detectives at first, they eventually track down a deranged killer no one predicted.

A vibrant young mother of three is murdered in the safety of her own home and investigators look to a history of troubled romances.

A brutal assassination, bitter custody dispute and a gunman's cryptic words send police scrambling on an interstate hunt to find the killer of a beloved father and husband, revealing a hair-raising plot more sinister than anyone suspected.

When the strangling death of a young mother and bride-to-be baffles police, detectives probe a workplace grievance in search of a killer, before a cherished possession provides a link to the crime and cracks the case wide open.

A wealthy trader and father of four is gunned-down at home while his family is tied up in a closet. Police dig into affairs, mob links and a missing coworker, until a chilling new lead and a taped phone call reveal a shocking plot decades later.

When a young mother is found dead in a field after a night out, police scour security video to retrace a suspect's steps. The discovery of a second crime scene leads to an arrest.

A cat-loving and recently divorced young woman dipping her toes back in the dating game is beaten and strangled in a brutal and unusual way. Investigators dive into the murky world of online dating to hunt a killer who could be ready to strike again.

Detectives discover the badly beaten body of a single young woman left bizarrely staged on her bed. Fear in the community grows amid a rash of nearby murders until police are handed a break when a fresh look at old evidence points to the killer.

A beloved teacher and mother of four silently vanishes in the middle of the night. A blood-soaked bedroom and horrific lakeside discovery point police to a killer close to home until mysterious tracks in the mud lead to a culprit no one suspected.

When a loving father of two is gunned down on his driveway, police uncover a hidden affair and workplace grudges before a nervous witness and chilling confession reveal a vicious vendetta from a killer no one expected.

When a family that runs a beloved vet clinic is gunned down, police investigate disgruntled tenants, a pet owner with an ax to grind and an estranged son. The case stalls until detectives uncover a twisted plot by someone who seemed above suspicion.

When a young mother and beloved coworker is found savagely stabbed in her bedroom, investigators are unable to pin down a killer until secret recordings and evidence stashed in a van lead to a sinister plot and horrific confession.

Could the execution-style shooting of a well-loved, self-made couple be a tragic case of mistaken identity? Early leads take police down a path of greed and desperation until a paper trail leads to a calculated betrayal shockingly close to home.

After a Texas mother is found murdered in an office bathroom, her husband admits a disturbing past while police chase down a serial killer. The case goes cold until an oversight leads to a surprise suspect and an FBI manhunt south of the border.

When a devoted mother vanishes from home, a series of grisly roadside discoveries take police on a hunt for a killer.

An outgoing college student is gunned down.