With the power out across Gotham, Batman must haul the not-particularly-cooperative villain responsible, E.M.P., across miles of chaotic city streets, filled with terrified people and opportunistic criminals! Blackgate Prison can nullify E.M.P.'s destructive electrical powers, if Batman can survive long enough to get them there-but what happens if there are two people loose in Gotham with those powers? What then? The mega-talented Jock (Batman: The Black Mirror, The Batman Who Laughs) writes and draws the blockbuster story of Batman's worst night!