The world of the supernatural meets the wild west when a small group of solders enter Apache county to find their missing comrade. Quickly, they discover something is terribly wrong as the very land itself appears to have turned against them. As they face demons of both man and myth, it's going to take all they have to survive.

In pursuit of a gang of violent criminals, Officer Charlotte Briggs finds herself caught in twisted game of life and death. An abandoned missile facility deep in the Arizona desert becomes a labyrinthian house of horrors. Briggs must battle terrifying mutants and a sinister voice known only as the Overseer as she fights a life and death battle for survival.