敏感姬(1976)

“白鳥信一”导演的《敏感姬》是一部非常好的电影，加上泉じゅん,水城ゆう等演员的加盟，使这部原本平淡的剧本焕发出新的光彩，赢得了观众的高度评价。

　　There is a girl who is a student at a tailoring school. She has a friend who has a boyfriend and is always having sex. She herself, however, remains a virgin. She sees her brother masturbating one day. She asks her friend to have sex with her brother. Her friend asks her to spread it for her older brother in exchange. It is a deal and the four go on a hike.