Superman and a coalition of heroes confront Brainiac's latest threat to Metropolis, with Lex Luthor's machinations intertwining with the alien menace. Barry Allen and Tim Drake race against time to dismantle a reality-warping device, while Wonder Woman and Batman battle Cheetah and Gorilla Grodd in the city's streets. The issue culminates in a coordinated assault that dismantles Brainiac's plan, securing Metropolis' safety but leaving lingering questions about the alien's ultimate goal.