Set in Germany and France in the immediate aftermath of the First World War, (1914-1918), the film recalls the mourning period that follows great national tragedies as seen through the eyes of the war's 'lost generation': Anna, a bereft young German woman whose fiancé, Frantz, was killed during trench warfare, and Adrien, a French veteran of the war who shows up mysteriously in her town, placing flowers on Frantz's grave.

A psychologically damaged war veteran and a neglected child begin a startlingly intimate friendship, one that ultimately ignites the suspicion and anger of his friends and neighbors in suburban Paris. It becomes a stirring contemplation of an alliance between two troubled souls.

Shortly after World War I, veteran Raphael returns home from the frontlines to find himself a widower, and father to an infant daughter. Raised by her father in rural Normandy, the child Juliette grows into a lonely young woman who dreams of greater possibilities. She seeks refuge in the nearby woods, where she meets a witch who promises scarlet sails will one day take her away from her village. Reckoning with her future and swept away by a rakish...

A psychologically damaged war veteran and a neglected child begin a startlingly intimate friendship, one that ultimately ignites the suspicion and anger of his friends and neighbors in suburban Paris. It becomes a stirring contemplation of an alliance between two troubled souls.

The past of an antique shop owner and widow in Boulogne-sur-Mer comes back to haunt her when a former lover reenters her life. Meanwhile, her stepson is tormented by his own ghosts, related to his service in France's recently ended war in Algeria.