The film tells the story of the creation and development of the largest school basketball league in the world, IES-BASKET. The protagonists of the film share their stories about the past, present and future of school basketball, about why they participate in it and what emotions they get. The protagonist of the film is a children's sport, and Olympic champions, well-known entrepreneurs and major sports functionaries tell about it, who actively help in the work of the school basketball league and without whom it would never exist.