Joker : Killer Smile, book 1
Jeff Lemire et Andrea Sorrentino2019

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 the confident, world-beating Dr. Ben Arnell; he’s going to be the one to unravel this unknowable mind. There’s no way The Joker could ever get through the therapeutic walls Ben has built around himself. Right? There’s no way The Joker’s been entering his house at night…right?