Everything Dr. Ben Arnell knew is wrong. Who can he turn to? The Joker waits with open arms…and all he needs from Ben is open cell doors! The unbelievable psychological thriller from the creators of Gideon Falls hits a fever pitch and crashes to its decisive finale…or does it?
List of covers and their creators:CoverNameCreator(s)Sidebar LocationRegRegular CoverAndrea Sorrentino1-2VarVariant CoverKaare Andrews3
