New teacher Koharu one day visited the home of Masao, a student in her class who refused to go to school. However, Masao welcomed Koharu and then knocked her out and pinned her down. Worse still, during the act, his father Koji and his friend Nakata appeared, and the three of them thoroughly gang-raped Koharu. Then, Koji handed Koharu over to the yakuza he owed money to… The pure and delicate body was ravaged by the lecherous men in a thick, pregnancy-guaranteed orgy！！
