As he dreams of moving to Australia with his daughter to become a pastry chef, a Parisian small-time drug dealer accepts a one-time only, big cocaine deal. What starts as a simple score becomes a tale of survival in the local criminal underworld.

Between his friends and the family business, Arnaud's summer looks set to be a peaceful one. Peaceful until he runs into Madeleine, as beautiful as she is brusque, a concrete block of tensed muscles and doomsday prophecies. He expects nothing; she prepares for the worst. He takes things as they come, likes a good laugh. She fights, runs, swims, pushes herself to the limit. Given she hasn't asked him for anything, just how far will he go along with her? It's a love story. Or a story of survival. Or both.

Twenty year old Antoine has made enemies of a gang of young thugs, to whom he owes money. Fed up with his scams and petty crimes, his mother and older brother decide to send Antoine to his father's place in Saint-Etienne. The two men haven't seen each other for several years.

Oppressed by her family setting, dead-end school prospects and the boys law in the neighborhood, Marieme starts a new life after meeting a group of 3 free-spirited girls. She changes her name, her dress code, and quits school to be accepted in the gang, hoping that this will be a way to freedom.

Alex, son of a leader of the Algerians in Marseilles, has a series of confrontations with the Corsican mafia after his stint in the French Foreign Legion.