Des:Yuki-kun is considered to have a particularly promising future in the swimming club where I serve as an advisor. She is worried that he is in a slump, so she asks other club members and they say that he has a girlfriend and is only thinking about sex...He is someone who can aim to be on the Japanese national team. I need to guide him as an advisor... [Female teacher seduction work featuring Ruisa Miyakozukis body sex, which has the most beautiful muscles in the industry! ].