Crime-related mysteries left unsolved usually tend to come back at some point in time to bite both good guys and bad guys in the you-know-what. Featured in this three issue Prestige Format mini-series is a decade-old mystery that comes across the path of the world’s greatest detective…the Dark Knight!Upon gathering the first pieces of the puzzle, Batman discovers that he has stumbled onto an unfinished black-op job that involved a deadly S.O.G. (Special Operations Group) assassin and his target—a madman whose touch was fire and death. This firebug killer has surfaced in Gotham and in order to stop him the master detective must first find the truth about the man with a hidden past, the man with a license to kill and who could not be killed—the man named Michael Cray, a.k.a. Deathblow!