Chihiro Yamazaki of the Schoolgirl gets to know editor, Koichi Shiraishi of the Gal Magazine, and begin cohabitation in a cheap apartment. There was Tomoko of the wife in Shiroishi, but left the house for an allergy to Sex of Tomoko, and lived a life with the Chihiro. The Chihiro matures into the body of the gradually by hand mature woman of Shiroishi. On the other hand, Tomoko had a secret. It was ever a co-worker of Shiroishi, the Koto which slept with Kimura. Were Tomoko who became allergy to Sex, but will be known to Shiroishi from chance because I am afraid of the Koto which it is known to. When a secret was not a secret, a hot thing attacks it to a whole body of Tomoko, and indulge in a struggle, a pleasant feeling. There is not the reason that allergy of the wife is improved, and continues leaving the house in Tako in Shiroishi. With insignificant baggage, the Chihiro does the last Sex to Shiraishi leaving the apartment to say good-bye…. Special Offer: Special Feature of the 100th anniversary of the Nikkatsuromamporuno