With WWII ramp around them, an injured airplane pilot and his fiancée happen themselves maroon on a distant estate. As the Allies be after the 6 June 1944 Invasion, the twosome go aware of a German Nazi spy hide amongst them with steal document bound for Federal Republic of Germany. Unsure of who to swear, and confront danger around every corner, they must bring out the spy’s personal identity as the result of the war bent in the balance.