Philippe Mars wants to please everyone. He wants to be a good father, a friendly ex-husband, a helpful colleague and an understanding brother. Unfortunately, his little world goes out of its planned orbit. His son becomes a hardcore vegetarian, his daughter a compulsive swot, whilst his sister exhibits giant paintings of their naked parents. At the office he must face the rampages of his mentally unstable colleague Jerôme who one night turns up at his door with a young woman in tow who has just been released from a clinic.
Samir, a lanky crane operator in Montreuil, falls madly for Agathe. As master swimmer at the pool Thorez he decides to take swimming lessons with her. But the lie does not last three lessons – Agathe hate liars. Chosen to represent the Seine-Saint-Denis, Agathe flies to Iceland for the 10th Congress of the International Masters Swimming. Samir has no choice but to fly in turn also.
Bright days ahead? Caroline has retired, at last. A new life lies before her: time to take care of her children, her husband, and, most of all, herself. However, she soon comes to realize that this new freedom is synonymous with boredom and idleness. Especially when she receives a membership to her neighborhood’s senior club as a birthday present… Reluctant at first, she nevertheless decides to take the plunge. Oddly enough, she meets great people there, starting with the young computer science teacher, who is far from insensitive to her charms. Caroline gradually takes control of her life again and lives a second youth: taking a new lover, living new experiences, breaking the rules, not doing what’s expected of her… Who said that retirement was the beginning of the end and not a new beginning?