It's 1961. Two servicemen smuggle a box of military gear to USA. Leroy tries out a military camera and accidentally takes a picture of some military facilities. Army finds one of the pictures and thinks they're communist spies.
War veterans visit a lakeside cabin for a week of shooting, drinking, etc. but find the cabin being looked after by a young caretaker named David. When David's status as a war deserter is revealed, all hell breaks loose.