On the day that his son fails his baccalaureate, Michel loses his job. He has been employed at the same factory for twenty years and now he has no job, no qualifications, no prospects. Michel soon realises that the only way he is going to get another job is by first passing his baccalaureate. So, he goes back to school, with his friend Gérard, who is in the same position. Naturally, Michel’s son is not at all pleased to find himself in the same class as his dad..