Six tourists hire an extreme tour guide who takes them to the abandoned city Pripyat, the former home to the workers of the Chernobyl nuclear reactor. During their exploration, they soon discover they are not alone.

A group of four amateur adventurers who specialize in exploring remote and forsaken places pay a visit to Shookum Hills, a town in the remote Appalachian Mountains, which was abandoned decades ago due to a mysterious coal mine fire.