Mr. and Mrs. Okajima are in their 50s. - Sexual intercourse has not yet declined, and if you feel like it, it will be from the morning only, but there is an influence of the annual wave that approaches, and the wife, Keiko, is becoming less and less unsatisfactory year by year due to the warping of her husband, Muneo. In comparison, Kota, the son of Muneo's ex-wife, is a 30-year-old man. - In fact, Keiko has a physical relationship with this son-in-law, and she is neck to its hardness, which is different from her husband. - I'm not out of love for my husband. - I just want to take the plunge and get to the back of the woman I am.