

Zak and the crew investigate the Irvington, Indiana, home where H.H. Holmes killed a nine-year-old boy. The current owner believes dark and sinister forces have overtaken the property, leaving her vulnerable to possession.

Zak and the crew head to Illinois in search of the spirit of infamous serial killer John Gacy. Their investigation leads them to the Old Joliet Prison, where they hope to come face-to-face with the Killer Clown himself.