Chigusa is the ace of the university swimming club. - Chigusa had a physical relationship with the coach and was being trained every day... The coach is excited as he imagines his girlfriend, Chigusa, being cuckolded by another man and creampied. - In order to carry out that desire, a training camp will be held. - Chigusa, who is obedient to her coach, seduces male club members and coaches from other universities and begs them to ejaculate inside her vagina.