Occupied Paris, 1942.In the dark, treacherous city, the German occupying forces are everywhere - and so are French resistance fighters, working secretly to defeat Hitler.Just before he dies, a man being chased by the Gestapo hands off a strange-looking document to the unsuspecting novelist Paul Ricard.It looks like a blueprint of a part for a military weapon - one that might have important information for the Allied forces - and Ricard realizes he must try to get it into the hands of members of the resistance network.As he finds himself drawn deeper and deeper into anti-German efforts, Ricard travels deep into enemy territory and along the escape routes of underground resistance safe houses, spying on Nazi maneuvers.And when he meets the mysterious and beautiful Leila, a professional spy, they begin to work together to get crucial information out of France and into the hands of the Allied forces in London.