Zak invites an investigator and his family from the ghost town of Bannack, MT, to discuss how a paranormal obsession has turned into a family crisis. Then, Zak discovers a disturbing, skull-like anomaly in a photo taken at Thornhaven Manor.

Mysterious health issues have plagued Zak's guests since his investigations of the Exorcist House and the Ohio State Reformatory. Both guests strongly believe that their attachment to demonic spirits has led to strokes and heart attacks.

Zak Bagans learns that his investigation of the Zozo Demon house transformed a former homeowner into a criminal. The owner of Katie's Bar in New York confides in Zak, fearing that the spirit plaguing the bar has followed him back home.

Zak Bagans reopens investigations of Bonnie Springs Ranch and Vulture Mine. Zak watches an intense home video of a tour guide at Bonnie Springs become possessed, and he receives sad news about the Vulture Mine's fate.

Zak Bagans learns about the tragic suicide of a young man who was tormented by a blood demon at Stonehouse Brewery. A tour guide at the Missouri State Penitentiary confesses to Zak that her addiction to the prison has crumbled her marriage.

Zak Bagans revisits the investigations of the Sharon Tate house and Linda Vista Hospital. After 8 years of silence, 2 people personally affected by the demons terrorizing the Sharon Tate murder house are reunited, thanks to Zak.