François Sentinelle has two lives. By day, he is the most famous cop of Réunion Island, known for his tough methods and flowery shirts, pursuing criminals in his famous yellow defender. But the rest of the time, Sentinelle is also a charming singer.

Roxana Aubrey decides to drop her studies and escape her life in Paris for a free diving course in the south of France. She is quickly pulled into a life that reaches new depths brought by the weight of an ocean's descent.

French Guyana, not so long ago. Eliott, a young and naive anthropology researcher, goes on an expedition to study the Otopis, a mysterious tribe from the Amazon rainforest. It is also an opportunity for him to get away from the grip of his possessive mother, Chantal de Bellabre, an ethnologist hated by the profession for her biased and cold-hearted practices. Arriving in the forest Elliot realizes the Otopis are not the “good savages” he had imagined. Alcoholic, violent, crooked: they will turn his expedition into real hell in the jungle. Fortunately, Chantal, consumed by remorse and worried about her son, decides to abandon her own expedition and goes looking for him in the jungle, with the help of the not so helpful Lieutenant-Commander Raspailles and his men.

After discovering his old flame now has Alzheimer's, a hopelessly in love widower fakes his way into her senior living community in an effort to reunite with her.