The crew investigate the home in Indiana where H. H. Holmes killed a young boy. The owner believes dark and sinister forces are controlling the property.
Zak and the crew go to Illinois in search of the spirit of infamous serial killer John Gacy. At the Old Joliet Prison, they hope to see the Killer Clown himself.
The crew examine the Iowa jail that held Jake Bird, who may have killed 46 people. He allegedly put a deadly curse on those who convicted him.
The crew head to Bountiful, Utah, to investigate an abandoned house. Locals claim serial killer Ted Bundy murdered one of his victims here.