Set in the continuity of that earlier team-up, Batman, The Green Hornet, Robin, and Kato must go up against a very different General (formerly Colonel) Gumm. What crime could be so deadly as to force these rivals to put aside their differences and join forces again? And what surprise does Gumm have up his sticky sleeve?
The Suicide Squad has always been held in check by their leader Amanda Waller. But it becomes clear that Waller is sending her agents on missions in the pursuit of her own private agenda called The Janus Directive. Soon other governments and super-villain teams become involved and all-out chaos errupts.