Two young people’s bond leads to marital infidelity and ultimately crime. Fanny and Jean have everything of an ideal couple: fulfilled in their professional life, they live in a magnificent apartment in the beautiful districts of Paris and seem to be in love as on the first day. But when Fanny crosses, by chance, Alain, a former high school friend, she is immediately capsized. They see each other again very quickly and get closer and closer.

The story of the miraculous evacuation of Allied soldiers from Belgium, Britain, Canada and France, who were cut off and surrounded by the German army from the beaches and harbour of Dunkirk between May 26th and June 4th 1940 during World War II.