Somewhere in Tokyo, an interview under the guise of a romance market survey. The target this time is Yukina (25), a golf caddy. Yukina who seems to be in love with her boyfriend and has a happy aura. However, he says that he is worried that he has never been acme in his life. "If you know how to cum, SEX with him will be more fun and the world will change." Then let's try the first iki! ! Repeatedly convulsive climaxes while being confused by the first sensation, begging himself to "do more!" Abnormal three-time vaginal cum shot SEX! !