Two young women, their bodies beaten and strangled and found less than a mile from each other in the hills near Stanford University. For 40 years their killer went undetected. Then, during the hunt for the Golden State Killer, a name pops up on law enforcement’s radar: John Getreu. In episode 100, Jac, Alexis and Billy tell the tale of a family man, a boy scout leader, a loving father and grandfather who was attacking and murdering women for decades—and how he was finally captured.