The Yamakasi are seven. Seven young people of the suburbs who have developed their own discipline: the art of motion. The city has become their sports ground. By acting like "Spiderman" on buildings, they soon became urban legends whom the youngsters look up to. Each of them has its own special skill: Rocket runs as fast as a rocket, Spider climbs walls like the animal, Baseball is a great pitcher... One day, a young boy, Djamel, and his friends play at being a Yamakasi, but due to weak heart conditions, he faints while climbing. Djamel needs to have a heart transplant in 24 hours. Yamakasi feel responsible for the boy, and then they decide to steal from the rich to give back to the poor...