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.

In the aftermath of WWI, a young German who grieves the death of her fiance in France meets a mysterious Frenchman who visits the fiance's grave to lay flowers. Includes forced Spanish subtitles.