The relationship between strict seniors and juniors, and the relationship with the players. The quiet and timid female manager is gang-raped almost every day by the members of the team who are physically and sexually overflowing! The manager considers it her job to comfort the players, and they play with her whole body, giving her habitual blowjobs, and even inserting their penises into her pussy and ejaculating inside her, and she accepts it all without resisting! In her sexual slave state, the members' erections take turns eating away at her, and her whole body is covered in semen... and even the advisor joins in...