Superheroes were just fiction... until they came along!Nucleus and Strongman were veterans of the Korean War, and the conflict left them changed in mind and body: they discovered they had superpowers!They decided to become the world's first superheroes just in time, because another young man discovered he had powers of his own. Donner, the son of Nazi war criminals, wants to pick up where his parents left off, and only the world's new heroes can stop him!