Summer 1918. The First World War is drawing to a close when L on Le Gall, a French teenager from Cherbourg who has dropped out of school and left home, falls in love with Louise Janvier. Both are severely wounded by German artillery fire, are separated, and believe each other to be dead. Briefly reunited two decades later, the two lovers are torn apart again by Louise's refusal to destroy L on's marriage and by the German invasion of France. In occupied...