The Green River Killer is murdering the most vulnerable girls near Seattle. But he leaves few clues behind. Detectives chase down several hot suspects, until a single DNA swab reveals the shocking truth. He's Gary Ridgway, a happily married man with a secret obsession with prostitutes. What shocking childhood events drove this mild-mannered man to murder at least fifty women?

In the summer of 1982, five naked women are discovered in or near the Green River, strangled by their own clothing. Seattle area investigators launch a massive hunt for this voracious serial killer, chasing down bizarre leads and multiple suspects. As the victim count reaches forty, Ted Bundy provides shocking insights into the mind of this unprecedented killer.