Police believe it was a failed drug deal when a husband and father was discovered stabbed in a motel. But can it be a more sinister reason?

When a young man leaves his troubled life in the city behind for a peaceful desert town, he finds love among the desert heat; when he is brutally gunned down inside his own home, police wonder if his past has come back to haunt him.

When a woman goes missing, police are reluctant to jump on the case because of her past; when they begin investigating the circumstances surrounding her disappearance, detectives find alarming evidence, leading to an even more disturbing crime.

When a young woman disappears after a weekend with her boyfriend, her worried family wonders what could have happened; the boyfriend claims she left with a male friend, but the friend denies it; someone is lying, and detectives must find the truth.

A woman is found dead by the railroad tracks in New Jersey; the victim's boyfriend is the prime suspect until police discover a secret relationship she had with another man.

When a loving and successful married couple meets a deadly fate, will investigators discover a trail of dark secrets?

A missing persons case takes a heartbreaking turn and launches a manhunt when detectives discover a body in an abandoned car.

A bright, young scientist is brutally murdered at work without witnesses; detectives struggle to identify the killer until he's found hiding in plain sight.

When a nursing student disappears, suspicion immediately falls on her boyfriend and the other woman in his life; police struggle to pinpoint a suspect until a guilty conscience leads them to her body -- and her killer.