The story opens in the present day, at a high school reunion in the south of France where three former friends reconnect. They grew apart and lost touch, but they are still bound by a tragic secret tied to the disappearance of a high school girl who went missing 25 years ago in the region.

Caroline Jeune, a gendarme captain, takes on her first murder. An 18-year-old Kurdish woman, Sabrya, was murdered on her way home from the choir she sang in.

Claire is surprised when she gets arrested for the murder of her childhood friend after she returns to Montpellier.

Lisa, a mother of two, is gradually being consumed by her alcoholism while her husband Vincent is busy with his career and underestimates the gravity of the situation, simply avoiding the subject.

A terminally ill French secret service agent is hired by Hydra, a mysterious black ops organization set up by the government, to fight crime by any means necessary and receive experimental treatment in return. Also, his daughter hates him.

Five old friends decide to move in together as an alternative to living in a retirement home. Joining them is an ethnology student whose thesis is on the aging population.

A French family plans to swap homes with a Turkish family for the holidays - but things do not go as planned.

Rid of her rival Gloria, Aïcha will do everything to make her boss proud, with Ginette's help. Patrick presents her with a love ultimatum: their mothers must meet. And to top it off, things are getting worse in the neighborhood.

Back in her hometown after spending a year learning singing lessons in New York, the young Marseillaise Faïza dreams of becoming a singer. But she helps her parents who have financial difficulties. While becoming a cleaning lady, she meets Fred, a music manager.

Simple is 26 but he has the intellectual abilities of a three year old. Simple is handicapped. Since the death of his father, he lives with his mother and his younger brother Kléber. But when their mother dies in a car accident, the brothers are left to their own devices. Kléber is going to take his big brother under his wing, but for the two young brothers life is not a chimera.