Du mein stilles Tal (1955)

Elisabeth, wife of a landowner, has kept from her husband for twenty years that their daughter is not his. Rather, she is the result of an affair with a musician she was dating shortly before their marriage. Now this man, by now a famous concert pianist, enters her life again. Elisabeth resists the temptation to sink once again into the arms of her romantic lover. Since she loves her husband, she stays with him and continues to keep her secret...