The story of the real life affair between physicist Albert Einstein and Margarita Ivanovna Vorontsova, the wife of famous Russian sculptor Sergey Timofeyevich Konenkov and supposed spy for the KGB. The affair began in the late 1930s with Vorontsova's supposed spy mission being to get any information she can from Einstein about Project Manhattan, the U.S. government's top secret attempt to create the first atom bomb.