The private Omori Academy attended by the elite beastman Alpha. Yu Otani, a hominin omega, was the only omega scholarship student at the school. - He was fitted with a chastity belt, and during estrus, he was directed to the desires of the alphas as a live bait for "estrus endurance training". In front of Yuyu, the head of the dormitory, Shio Mikimoto, a priest of the Lion Tribe, appeared and .......