
Eagle-eyed technical experts prove there is no such thing as a perfect crime as they assemble the pieces every criminal leaves behind. Dramatic crime re-creations and, sometimes, part of the investigations are a staple of the series. Some of the re-creations include alternate versions of the crimes, which are disproved by science. The show's episodes follow each case from the initial investigation until it reaches its legal resolution.

When a young woman goes missing, the police investigation reveals that she led a double life -- student by day, call-girl by night -- but when her body is discovered, even more strange truths are uncovered.

A man is arrested and convicted for a series of sexual assaults in Indiana; years later, forensic developments reveal new facts about the case.

A tiny clue inside a suspect's watchband and a popular television show help solve the case of a woman's disappearance.

A coroner finds telltale clues on the badly burned body of a murder victim, sending police in pursuit of a couple of killers.