Louise's son reappears as the gang investigates a murder near the Eiffel Tower.

Louise and her students investigate the death of a young divorcee as Guillaume faces his own troubles.

Louise investigates the murder of a Mother Superior.

Louise and her students have 24 hours to uncover the truth about a mysterious murder.

Louise investigates when the sous-chef of a Michelin-starred restaurant is poisoned.

Louise and the gang investigate when the body of a man is discovered near La Grande Arche de la Defense.