15 Lads: Summer 1944, France. Racine is a carefree 19-year-old first-aid worker, his secret desire is to be able to sleep with Isabelle, the girl he's in love with. One evening they are about to take the plunge, but a resistance fighter comes to ask for help. Racine goes up to the maquis to impress the young girl and joins a group of fifteen immature boys. But up there, nothing goes as planned. The war catches up with them, brutally marking the end of an innocence and Racine finds himself caught in the crossfire.