Police believe they've solved a mysterious death in Florida, but at trial the case takes a shocking turn, and a seemingly straight-forward case of murder by strangulation spirals into a bizarre crime story.

A man with a violent criminal history is imprisoned after he nearly kills his girlfriend; just months after he's released early on parole, he finds himself at the centre of another tragic case.

Two strangers meet at a bar, but their evening ends with a gruesome death; police think they know who's to blame, but questions of motive leave them stumped.

One woman escapes the clutches of a New Jersey serial killer; the friends and family of another victim set a trap to deliver the killer to police.

Two elderly women in Los Angeles seem to pull off the perfect murder; when they try to pull it off again nearly six years later, things don't go as planned.