Ryoko married Sadao and became the mother of Sadao's child and Mikio.Mikio has been withdrawing at home for a long time and Ryoko is at a loss as to how to treat him.Then one day, Ryoko asks Sadao to send Mikio to a rehabilitation facility.However, when Mikio listens to their conversation, she begins to hate Ryoko.Then, when Sadao goes on a business trip, Mikio takes away Ryoko's clothes and forces her to live naked.Even her friends are used to play with her mother-in-law who is ashamed of her nakedness.