
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.

Although a group of teenage thugs are suspected of attacking two boys on a fishing trip, there is no solid evidence until a murky fishing hole provides some answers.

Evidence reveals a teacher who complained of being stalked and harassed by another teacher was scamming police.

Eight years after a man confessed to the murder of a young woman, another man claims that he committed the crime, and investigators must use forensic evidence to determine the true killer.

A man kills two people with bombs in an effort to get investors off his back, but authorities catch onto him, and he becomes sentenced to life with no chance of parole.