When JoJo and Gran Gran visit the library, Terrence is about to launch a new Super Saleem book at a special story event later. Raya, Alfie and JoJo are going to dress up as superheroes. But while Raya and Alfie have already picked their superhero names and decided their superpowers, JoJo still needs to think about hers. Back at home, JoJo tries out her new superhero name before heading back to the library with Gran Gran.