Follow the summer of Billie's 16th birthday, a lifeguard at the water park, with her two best friends, Rosine and Juliette, as well as her perfect big sister, Annette. Billie's summer is quickly turned upside down when she falls in love with a charming cycling champion.

Hired at a slaughterhouse thanks to a social reinsertion program, an ex-convict struggles to find another job while repressing the violence that boils within him.