Fed up with their stable lives, four 30-somethings decide to take action before it's too late, but their pact quickly turns their lives upside down.

With the pact underway, the guys enjoy new freedom, but it's not so simple; Carlos can't dump Lyne, Jolène leaves Rémi and P-A courts Marie-Ange.

Carlos gets cold feet while P-A and Rémi make plans; Steve takes some time for himself.

The guys go to camp to rescue P-A, who isn't happy about his buddies' sudden arrival; Steve and Rémi try to meet women.

Carlos receives an ultimatum while P-A becomes complicit with Gysèle; the guys consider an amendment.

The guys adjust to a new rule as Rémi prepares for Jolène's return; Steve and Carlos face temptation.