1967, Mardi Gras. Françoise is a seventeen-year-old boarder in an all-girls Catholic high school. Convinced that she has only one night left before her death, she sneaks out with her friend Delphine…

Fanny, a shy and lonely teenager, goes on a language exchange to Germany. In Leipzig, she meets her pen pal, Lena, a teenager eager to become politically active. Fanny is…