François, Alice's brilliant son, has lost everything; his job, his wife, his apartment. Tired of sleeping in his car, he decides to go back to his mother in a small town in Yonne. There he finds all his old school friends and his hated gymnastics teacher "Gorbachev". This one became the lover of his mother, to the great displeasure of François. After trying to sell his mother's house, he will finally find love ... and a new job.