Grand Prix of Europe revolves around Edda, a young mouse, who dreams of racing glory. When Edda's world takes an unexpected turn, she disguises herself as her racing idol, the legendary Ed, and seizes the once-in-a-lifetime chance to drive in the Grand Prix. What starts as a daring stunt becomes the ride of her life as she takes Ed's place in competition. The prize money would save her family's amusement park and a win would save Ed's title.