Collects Detective Comics #768-772, Batman: Gotham Knights #31 and Batman #605.
*Three months after Bruce Wayne escaped prison, his teammates determine that their mentor has been framed. But by whom? On the trail of poisoned heroin on Gotham's streets, Batman begins to unravel the final pieces of the mystery. Before confronting the figure behind the elaborate scheme, he must first stop the poison from killing more people and learn why the clandestine government group caled Checkmate has come to his city. Is there a connection between his antagonist and the federal government? *Source: Back Cover