The housewife 'Yuka' is going to live with her husband's father, Tokuzou, who needs care. For Yuka, there was no objection to living with her father-in-law, who raised her husband Tetsu single-handedly... However, in daily life, the kind-hearted Yuka is taken advantage of by the lecherous old man Tokuzou. Used for sexual gratification under the guise of care, she becomes confused but gradually succumbs to the pleasure and surrenders.
