While the Sexists rule the roost in Sainte-Foy, Huguette and her gang take advantage of their children's departure to summer camp to try to reestablish good neighborly relations.
While Huguette and her gang are plunged back into a murderous spiral, Gaétan returns to Sainte-Foy to try to ensure his redemption. Will he hear the cries for help from his friends in danger?
After facing a thousand dangers, Huguette and her clan celebrate Serge's birthday. During a midnight bath, their last, they will realize that love is a mystery as beautiful as it is dangerous.