Henai Shishi to, Mitsuori no Omega

The private Omori Academy is attended by the elite beastmen Alphas. Yuu Ootani, 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 Yuu, the head of the dormitory, Shiou Mikimoto, a priest of the Lion Tribe, appeared and...

(Source: MUGENUP, translated)