The Killer Next Door is a true crime anthology in which the architect of criminal profiling for the FBI, John Douglas, decodes the worst serial killers. Each episode reveals a different murderer and how law enforcement tracked them.

In the early 1970s, serial killer Edmund Kemper had Santa Cruz, California on edge. But what drove the so-called Co-Ed Killer, to snatch, murder, and dismember young women? Profiler John Douglas delves into the killer's tormented past.