Mamiko Kurahashi (34 years old), the only daughter of a long-established kimono dealer. Currently, she is in her 10th year of marriage, but she is not blessed with children, and in fact she has been sexless with her husband for nine years. A serious but pale husband who lacks affection. Still, Mamiko, who grew up in a disciplined family, continued to be a quiet and chaste wife. One day, Mamiko has a harsh fate. [* There is some disturbance in the image and sound]