The golden android Amazo is on a quest to find out his true purpose in the universe. His journey has taken him through the vast cosmos and now he finds himself in a twisted mirror room. As the glass in the room shatters, so does all of reality. Superman finds himself thrust into a world ruled by a totalitarian reich led by the enigmatic Great Leader.
In Superman’s place, Overman, a dark version of the Man of Steel, arrives on our Earth and faces off against Lois Lane, the Justice League, and a returning Martian Manhunter.
Will the League be able to stop Overman before he destroys our Earth? And how will Superman find his way home?