A troop of scouts arrives at Warnaffe for their big summer camp. Among them, the newest member of the Coyotes patrol, Kevin, a rebellious and lonely boy. From the first evening, he leaves to find something to smoke in the neighbouring village. There he meets Marie with whom it's love at first sight. They spend the night by a lake in a quarry. The next day, still under the influence of drugs, Kevin dives into the lake, discovers a cave, diamonds and a corpse of a young man. This is where problems started.

On the night of 16 July 1942, ten year old Sarah and her parents are being arrested and transported to the Velodrome d'Hiver in Paris where thousands of other jews are being sent to get deported. Sarah however managed to lock her little brother in a closet just before the police entered their apartment. Sixty years later, Julia Jarmond, an American journalist in Paris, gets the assignment to write an article about this raid, a black page in the history of France. She starts digging archives and through Sarah's file discovers a well kept secret about her own in-laws.