The Eisner-nominated creative team of writer Jeff Lemire and artist Andrea Sorrentino (Green Arrow, Gideon Falls) reunite for a psychological horror story that delves into the bottomless insanity of The Joker. Everyone knows The Joker doesn't have the most promising history with psychotherapists. In fact, no one's even been able to diagnose him. But that doesn't matter to Dr. Ben Arnell, he's determined to be the one to unravel this unknowable mind. And there's no way The Joker could ever get th ...