[Machine Translation] Born into a family where being a woman is supreme, Ayumi, who is a Nanafushi, a high-class species, failed to regenerate her sexual deformity, the last stronghold of her family, and was forced to promise not to have sexual intercourse until graduation. One day, he finds himself rooming with Yamato, a high class Omurasaki, in the dormitory. Ayumu's heart was pounding as he longed to meet the wild Yamato, but he got caught up in a game of cuckoldry between Yamato and his cousin, and was forced to open himself up to her. Then, Ayumi, who has broken a taboo, experiences an unexpected change!