The crew peels back the glamorous façade of a Phoenix, Ariz., hotel to expose a darkness that's said to drive people mad; the team encounters a demonic presence that could be responsible for countless deaths on the property.

The crew visits King Gillette Ranch, a sprawling compound built on sacred land. Its dark history plus a brush with a cult has birthed violent spirit activity that drains the living of their energy, making this the GAC's heaviest investigation yet.