Fry's and Leela's back hurts so they turn to Zoidberg. Zoidberg gives them a special cream. They become superheroes because that's one of the side effects of the cream. They decide to fight crime, but keep their identity secret. Leela's parents get a special pass to come up to the surface for a day. They are supposed to come up an hour after a bank robbery. The bank got robbed an hour late. Leela missed her mom and dad coming up. Leela goes to the sewer to visit her parents. She tells them that she is a superhero. Her parents tell everyone. A bad guy kidnaps her parents and says if she doesn't get a diamond, then he'll kill her parents. They run out of cream so they don't have superpowers anymore. They pretend they and rob a bank. They trade it for Leela's parents.