Today would have been the birthday of Florian, Clarissa's husband. This memory plunges Agathe into terror, and she refuses to go to class. Clarissa promises him an evening together and that they will go and eat banana cake, Florian's favorite dessert. But Agathe catches Clarissa having a drink with Raphaël and doesn't understand her mother. As for the investigation, Gérald de Gaillande confesses to killing Timothée. But the OPJs feel that the man is lying to protect someone. Eventually, Gaillande's son, Paul confesses to the murder.
