Zak and the crew check in for a night of terror at an infamous Tucson, Arizona, hotel plagued by poltergeist activity and spirit possession. Could a brush with one of America's most violent gangsters be responsible for the darkness that inhabits the building?

Zak and the crew head to historic Ogden, Utah, to explore two adjacent buildings that are overrun with dark spiritual activity. One of the buildings once housed a thriving brothel, and locals suspect its former madam is still running her business from the grave.

Zak and the crew gain unprecedented access to a historic Los Angeles hospital to expose a demonic energy that has trapped countless souls inside the massive facility. This malevolent presence is a force to be reckoned with as the team explores the abandoned halls.

Zak and the crew tread upon sacred ground when they investigate reports of skinwalker sightings in the remote town of Torrey, Utah. Was the invasion triggered by the desecration of Native American artifacts, or has a past investigation come back to haunt the team? Zak and the crew also investigate the Chuckwagon Inn and General Store and find themselves caught in a battle between an ancient energy and the dark spirits that haunt the building.

Zak and the crew trek through the Nevada desert to locate a former Wild West town haunted by a grave injustice. The guys are shaken when they discover that the Manson family camped out in the courthouse of the crumbling town.