Old Debts(1980)

Original title: Старые долги

After returning from the war, Andrei Petrovich Kochnev became a metallurgical engineer. Passionate about his work, he immediately took an active part in managing the plant—and soon became its director. While installing equipment to implement his long-standing idea, Kochnev suffered a heart attack. This circumstance forced the patient's wife to call two women who meant a lot to him...