Suite à la perte de son père dans un accident aux circonstances troubles, Billie, 14 ans, déménage dans une nouvelle ville avec sa mère et son frère. Alors que ces bouleversements accentuent les tensions familiales, elle fait de nouvelles rencontres et se raccroche à la musique qui la relie encore à son père. Billie se lance alors dans une quête qui pourrait aussi bien la sauver que faire voler sa famille en éclats.

Wisi is in trouble. He arrives in Bordeaux in the hope of finding a job and crosses paths with Marina, a humanitarian with a big heart. To get accommodation with her, he pretends to be undocumented. One evening, he meets Jérôme, himself on the street after the death of his mother.

Nassim, a 16-year-old boy, is placed with a family in the suburbs following the death of his drug addict mother. But he refuses to integrate into the social setting that surrounds him. He invents another life for himself, similar to that of his mates at the big Parisian high school he goes to. There’s no reason for that to change. His two lives, his home life and his school life, must be kept separate at all costs.