Fourteen-year-old Jimmy Kelly is Fat Boy Fat, the largest kid in his Scottish community, who' s made to feel useless at everything. Only his family knows he' s a whiz in the kitchen, and Jimmy is determined to keep it that way.So when GI Joe, the toughest coach at school, finds out his secret, Jimmy is sure he' s doomed. But Coach proposes a deal: If Jimmy helps him, Coach will help Jimmy to swim. He knows there' s more to Jimmy than meets the eye. Now it' s time for Jimmy to stop hiding and realize it himself.