In a rural setting on the weather-beaten French Atlantic coast, the ten year old daughter of a single mother is implicated in murder. Crime scene evidence contradicts the story of the talented, introverted child as expressed in her Mangas.
Claire Rousset visits her ex-husband Pierre who lives in the Lyon region. For some time now, Pierre's health and that of the other inhabitants of the village has deteriorated to the point of becoming worrying.
Nathalie, traumatized by the death of a child she had to look after, is hired by Marti to take care of the little Serge, his son. The boy is abnormal, immured in silence. Nathalie brings him out of his shell and becomes attached to her protege. She feels his life is threatened: serious incidents happen. For Christmas, they are alone, and the child mysteriously disappears. She discovers him in the basement, locked up in a chest.
Una playa desierta. Un club en el fin del mundo: el Riviera. El viejo dueño, Barnier, agoniza en la cama de su habitación durante meses, pero su mujer María parece no tener problemas en encontrar consuelo. Jean-Marc, un pianista fracasado, y su amante Brigitte, una cantante y stripper, son contratados en el club. Comienza entonces el baile de Eros y Tánatos.