Amazon.com description: Product Description: Locked in a Mexican jail for a crime he didn't commit, Jess Galvan made a devil's bargain to escape and make it back home. Now, he's trapped in his own personal hell, his mind and body inhabited by the soul of Cucuy, a fearsome, five-hundred-year-old Aztec priest and major crime kingpin. Galvan's every moment is a battle to keep the evil priest at bay. Meanwhile, Cucuy's second-in-command is trying to run the empire Cucuy left behind when he vanished. Desperate for answers, Valentine springs the imprisoned leader of a biker gang to hunt for Galvan-- who must find a way to exorcise his inner demon and save the world from annihilation.