After Regina Lampert falls for the dashing Peter Joshua on a skiing holiday in the French Alps, she discovers upon her return to Paris that her husband has been murdered. Soon, she and Peter are giving chase to three of her late husband’s World War II cronies, Tex, Scobie and Gideon, who are after a quarter of a million dollars the quartet stole while behind enemy lines. But why does Peter keep changing his name?

Almost 19-year-old Marius feels himself in a rut in Marseille, his life planned for him by his cafe’-owning father, and he longs for the sea. The night before he is to leave on a 5-year voyage, Fanny, a girl he grew up with, reveals that she is in love with him, and he discovers that he is in love with her. He must choose between an exciting life at sea, and a boring life with the woman he loves. And Fanny must choose between keeping the man she loves, and letting him live the life he seems to want.

As the Allied forces approach Paris in August 1944, German Colonel Von Waldheim is desperate to take all of France’s greatest paintings to Germany. He manages to secure a train to transport the valuable art works even as the chaos of retreat descends upon them. The French resistance however wants to stop them from stealing their national treasures but have received orders from London that they are not to be destroyed. The station master, Labiche, is tasked with scheduling the train and making it all happen smoothly but he is also part of a dwindling group of resistance fighters tasked with preventing the theft. He and others stage an elaborate ruse to keep the train from ever leaving French territory.