As the three-time winner of the Ultimate Comic Book Trivia Championship of Knowledge, Nate Banks has always been the sixth grade`s biggest comic book expert. But when a mysterious new superhero shows up in town, not even Nate knows who she really is. And when he sets out to discover Ultraviolet`s secret identity, all of the clues seem to lead Nate to the least likely suspect-his uptight history teacher, Ms. Matthews! Could she really be moonlighting as a super-powered crime fighter? It`s up to Nate to find out!