A certain school's baseball club. Mai, the female manager, is the subject of rumors from other schools. Kitazawa, who has feelings for Mai, decides to confess his feelings to her, but is rejected. Angered, Kitazawa rapes Mai and records the incident on video to get revenge for being rejected... After that, the baseball club members blackmail Mai using the video, and all the members of the club spend all their time practicing creampie pregnancy. Mai, who is used as a 1000-hit urinal and gang-raped by the baseball club members with their meat bats, eventually...