In 1950s Moscow, comrade Katya covertly spies for the Americans exposed to the harsh elements War weapons contest. When she handles her greatest task, taking insider facts from rising government star Alexander, the exact opposite thing she anticipates that is will begin to look all starry eyed at him. Accommodating her energy for him with her convictions about socialism implies making the best give up - of her life - a penance that Alexander just reveals thirty years after the fact.