In a world where beastmen and humans coexist, Gaku attends a college that consists of mainly beastman, a rarity in the world. Despite being the subject of his study, he's still not had much close interaction with them... That is until a chance encounter under the tree with Rui. Rui's the resident troublemaker who just so happens to be a leopard beastman. Soon a casual favor quickly leads Gaku into catching the eye of real predator!