Leo's small and kind of scrawny. Sports just aren't his thing. That is, until Hippolyte shows up in his class. Big, strong Hippolyte is a rugby fan. He convinces Leo that he, too, belongs on the team despite his diminutive size. When their gym teacher organizes a tournament for all the fourth-graders, Hippolyte and Leo pick their crew. With Éva and Rachida, they're determined to take on Dmitri and his gang, the playground's soccer stars!