The film is set in southwest France in 1962. François (Gaël Morel), a shy young man from the lower middle class, is working towards his high school diploma. He spends most of his time talking about movies and literature with his best friend, Maïté (Élodie Bouchez), whose mother Mme Alvarez (Michèle Moretti) is François's French teacher. Mme Alvarez and Maïté are communists. At the boarding school, François becomes acquainted with Serge (Stéphane Rideau), the sensual son of immigrant farmers. At night, he joins François in the dormitory to chat. Finally, Serge draws François into an erotic relationship.