Isabelle, a 17-year-old student, loses her virginity during a quick holiday romance. When she returns home, she begins a secret life as a prostitute for a year.

As young French couple Gilles and Marion officially separate, we see, in reverse order, the milestone moments in their relationship: Gilles revealing his unfaithfulness at a tense dinner party; Marion…

The first days of WWI. Adrien, a young and handsome lieutenant, is wounded by a piece of shrapnel. He will spend the entire wartime at the Val-de-Grâce Hospital, in Paris….