The long-retired Batwoman sees an opportunity for revenge against the villain who humiliated her: The Riddler. In order to get back at him, she hires the sorcerer Felix Faust to swap her body with Batman's.

When an alien race tries to invade Earth, Batman, Plastic Man and the Freedom Fighters race to their planet to stop them. Thealien's numbers prove overwhelming and it falls on Plastic Man to find the patriotism within to stop them.