Behind every great superhero is a very angry younger brother.Luke Parker was just your average comic book fan until his boring, teachers pet, helps-old-ladies-across-the-street brother Zack got turned into a superhero. Luke cant believe the unfairness of it allhes the one with the encyclopedic knowledge of everything from Ant-Man to Wolverine! At least he can help Zackaka Star Guywith all the important parts of becoming a superhero, like using his newfound powers and deciding whether or not to wear a cape.But when Star Guy gets into super-size trouble, its up to Lukeand his intrepid neighbor, Larato rescue his big brother and, with a little luck, help him save the world.