A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.

A team of dedicated amateurs work on cases involving unidentified victims. After the police have given up, this group must first solve the puzzle of the victim's identity in order to then help catch the killer. They work to give the deceased back their names, lest they become—The Forgotten.