When Raphael gets his hands on a powerful cape that grants him superhuman abilities, the Justice Force invite him to join their team, to the detriment of comic book loving Michelangelo. However, the villainous Dr. Malignus has also set his eyes on the cape and both Raphael and Michelangelo must put aside their differences to stop him.
Mikey: Raph, did you get taller?
Leonardo and Donatello don't appear in this episode. This is the first and only episode in the 2003 series that Leo doesn't appear.