Sam and Dean Winchester are living in a world where dangerous androids, called Protectores Eius, are lurking around every corner. Nowhere is safe, and they have to be careful on who they trust. But what happens when they meet a cyborg named Castiel? Will he help them save the remaining humans that are still alive, or will he help the Protectores Eius destroy the rest of humanity? Cover art is credited to the original artist.All Rights Reserved