In the fall of 1940, the Nazis are at the height of their power - France is occupied, Britain is enduring the Blitz and is under the threat of invasion, America is neutral, and Russia is in an uneasy alliance with Germany. Stephen Metcalfe, the younger son of a prominent American family, is a well-known man about town in occupied Paris. He's also a minor asset in the U.S.'s secret intelligence forces in Europe. Through a wild twist of fate, it falls...