Zak and the crew begin their investigation of the Graveyard of the Pacific in Astoria, Oregon, where they explore the port city's infamous Shanghai tunnels and uncover a series of misfortunes connected the works of H.P. Lovecraft.

Zak and the crew continue their investigation of the Graveyard of the Pacific in Astoria, Oregon, where they encounter a very dangerous and very unholy presence in the basement of a historic hotel.

Zak and the crew continue their investigation of the Graveyard of the Pacific at a former military installation near Astoria, Oregon, that's haunted by a tragic past and home to an aggressive entity.

Zak and the crew conclude their investigation of the Graveyard of the Pacific with a visit to Washington State, where they explore a lighthouse that bore witness to some of the most tragic shipwrecks on the Pacific Coast.

Zak and the crew travel to St. Anthony, ID, to investigate a former school with a dark history of suicide and death. The guys capture paranormal activity that proves the children who lost their lives are still trapped on the grounds.

Zak and the crew head to San Francisco to investigate the historic Westerfeld House, which played host to satanic rituals performed by underground occultist filmmaker Kenneth Anger and Church of Satan founder Anton LaVey.

Zak and the crew travel to Fontana, CA, to investigate the suburban home of a family who claim they're being terrorized by a demon. During the intense lockdown, the guys are shocked by a satanic message sent through a child's toy.

Zak and the crew investigate the March Field Air Museum in Riverside, CA, where employees have heard voices, seen artifacts move and even felt spirits move through their bodies.

The crew travels to Alton, Illinois, a town considered by many to be one of the most haunted places in America, to investigate a Victorian mansion with a rich history and reports of dangerous paranormal activity.

The crews concludes their two-part investigation of Alton, IL, at the Mineral Springs Hotel. The 1914 structure has been witness to multiple deaths, and Zak believes a demonic entity is keeping these lost souls trapped inside the building.