Avril is a novice in a convent of "Baptistine" sisters, a monastic order which was officially dissolved by the end of the nineteenth century but that is kept alive by Mère Marie Joseph, the sadistic superior. While Avril is on retreat, locked in for a fortnight in a chapel prior to taking her vows, Soeur Bernadette, a sympathetic sister, discloses a secret to her: she has a twin brother...

The film, set in 1912, is about the exploits of France's first motorized police brigade.

Francis, the boss of a small plumbing supply company, is harassed by tax collectors, striking employees, and an impossible wife and daughter. His only joy is sharing lunch with his friend Gerard. Then a TV show called "where are you?" shows a woman from Gers who is searching for her husband who disappeared 28 years ago. The lost husband looks like an identical twin of Francis...