Yuri Tadokoro, a 30-year-old wife who was disciplined by a pervert masochist woman with whom she had an affair
She was not dissatisfied with her married life with her husband, who runs a company. However, at her class reunion, Yuri meets her classmate, who has become a wonderful man, and she hits it off with him, so she goes to his room as he is invited. Blindfold, spanking... Being oppressed, Yuri is enveloped in indescribable pleasure. Yuri can't forget that day and goes to see him again...