Marie Lemaire is poisoned during a dinner that brings together an association of merchants. She is the heiress of her recently deceased husband, François, who was the owner of the largest glass factory in the city. All the guests are potential suspects and the investigators must sort out the real from the fake, detect motives and verify alibis. Olivia Rousseau, one of the guests, ex-mistress of François Lemaire who left her to marry Marie, is dead at her home. In a letter, she declared that she had poisoned Marie and killed herself in the same way.

Believing they have left behind shadowy figures from their past, newlyweds Christian and Ana fully embrace an inextricable connection and shared life of luxury. But just as she steps into her role as Mrs. Grey and he relaxes into an unfamiliar stability, new threats could jeopardize their happy ending before it even begins.

Damien lives with his mother Marianne, a doctor, while his father, a pilot, is on a tour of duty abroad with the French military. At school, Damien is bullied by Thomas, who lives in the farming community up in the mountains. The boys find themselves living together when Marianne invites Thomas to come and stay with them while his mother is ill in hospital. Damien must learn to live with the boy who terrorized him.

In 1976 in Nice, Agnes, the daughter of the owner of the Palais de la Méditerranée, falls in love with an older lawyer.

Investigating judge at the 3rd Criminal Chamber of Marseille, Françoise Larchey is the wife of Jean-Pierre Larchey, a famous architect of the Coast. The couple has a son, Valentin, seventeen years old... The death of Edith Mesniel, a local political figure, puts the town in turmoil. But when Emilie, Edith's only daughter and Valentin's girlfriend, confides to Françoise that her mother's death was not accidental, Madame le Juge decides to look into the case. By attacking this case, Françoise disturbs many people. She receives death threats, her son and Emilie are also threatened but she refuses to give up. And she discovers little by little that the mafia infiltrated in all the country.

The story (based on a novel by James Hadley Chase) concerns the efforts of the genial and deceptively tentative Lepski (Michael Brandon), an insurance company detective, to track down a valuable medieval Russian icon, which was stolen by Bradley (David Carradine), a master thief.

Octave has married Hyacinthe during the absence of Argante, his father.