It is the end of the school year for the children of a dormitory town. Most of them leave the place for a vacation with their parents but not Lucien and Adama whose parents can't afford the expense. While the big brothers of the housing estate are busy breaking the law Lulu and Adama manage to sneak into their neighbors' trailer. The two stowaways are elated until they reach their destination: a nudist camp...!

Young Zakari lives in a suburban housing project. He accidentally kills one of his friends and must flee, pursued by the "big brothers." His sister, Max-Laure, a drug addict, searches for drugs and then tries to find her brother. Meanwhile, Zakari's brother plays "red roulette ," a car race that involves running the most dangerous red lights.