Yuki-kun, who has a particularly promising future in the swimming club where I work as an advisor. Worried about falling behind and interviewing other members, he has a girlfriend and only thinks about SEX... He is someone who can aim for the Japanese national team. If I don't guide you as an advisor... [The temptation of a female teacher attracts the SEX bullet of Ruisa Miyakozuki, who has the most beautiful muscles in the industry! ].