To celebrate Yves’ 50th birthday, his friends plan to take him to the sunny paradise of Paros in Greece. But due to a cancelled flight, the holiday will take place in a far less glamorous and much rainier destination: Yves’ family home in Brittany. During the vacation, their bonds are challenged by Antoine’s constant complaining, Yves’ pride, Baptiste’s superstition and Laurent’s jealousy of Jean-Mich’s perfect life and family. On top of that, Antoine’s supposedly harmless joke – offering Yves a DNA ancestry test – has unforeseen consequences…

A visa problem forces Adrien back to Paris after 15 years in Senegal with his wife Aminata. Her cousin Sékou, now distanced from his Senegalese origins, takes in Adrien. As Adrien awaits his return, Sékou shows him France, sparking surprises.

Ducobu is elected president of the school, much to Léonie and Latouche's despair!

Souleyman, 27, a boxing champion in full preparation for the Olympic Games with the French team, sees his future crumble when he cracks the bones of his hand, following a fight in a bar. Souleyman is excluded from the team and is sent to the Château de Chambord, where he must perform his 400 hours of community service (TIG) collecting waste in the gardens.

A mild-mannered professor moonlighting as a fake hit man in police stings ignites a chain reaction of trouble when he falls for a potential client.