Michèle’s parents are worried she hasn’t come home yet. The Principal gives Bellanger an ultimatum: if Michèle did start the rumors about Jeanne, he wants to talk to her today. When Paul learns that she has eloped with his protégé, he goes looking for them. But in fact, he admires their boldness… The students improvise a surprise-party at Pichon’s to celebrate the end of the school year!