Having lost her husband at an early age, Keiko's only daughter, Kayoko, whom she raised with great care, has been married for three years. One day, she receives a phone call. "There's something I want to talk to you about..." her daughter's lonely voice echoes. The relationship between her daughter and her husband has cooled. Keiko visits her daughter's home and does her best to patch things up, but her husband is at the mercy of Keiko's charms...