The film takes place in early autumn 1983 in Moscow, in an atmosphere of acute cold war (including the war in Afghanistan, the incident with the South Korean "Boeing", etc.).The main heroine of the picture Sonia (Vera Alentova) is editor in television, she has a son, a graduate of the school, and her husband Sergey (Alexander Feklistov) is quite a successful Soviet writer. One day to visit them coming Frenchman Bernard (Gérard Depardieu), with whom he met Sergey while working on a book about the French Resistance, accompanied by a French translator of Russian descent named André (Anatoly Lobotsky). André also have a family in Paris. However, the meeting turned their lives. André falls in love with Sonia at first sight and emphatically looking for a new meeting with her. Sonia, a faithful wife, educated in the Soviet tradition of chastity, at first refuses; moreover that employees of Soviet television are not allowed to enter unsupervised contact with foreigners. But André still gets her, and Sonia also possessed a violent passion. She discovers such strong feelings about the possibility of which she previously doesn't know. A few days of his life and Sonia and Andre were absolutely happy. But they soon had to separate because their countries belong to different worlds, divided by the Iron Curtain.