From the award-winning team of writer Brian Michael Bendis and artist Alex Maleev, it's DC's biggest whodunit in years! The world's greatest detectives-Batman, Green Arrow, Lois Lane, Plastic Man, the Question and Martian Manhunter-have gathered to solve the mystery behind the true identity of Leviathan's leaders and the destruction of the world's top intelligence agencies! Red Hood is their leading suspect-and he is on the loose! Plus, the Silencer takes her shot! This mystery will unleash a new evil on the DC Universe!