[Kouchaya (Ootsuka Kotora)] Futago to Maou | Twins And The Demon King (Maou Gakuin no Futekigousha: Shijou Saikyou no Maou no Shiso, Tensei shite Shison-tachi no Gakkou e Kayou)

In a world where the powerful clash, a legendary Demon King takes control of his twin maidservants. What begins as a tense encounter between a master and his devoted twins quickly evolves into an intense session of sensory overload. As the twins struggle to maintain their composure, they find themselves overwhelmed by the sheer physical presence and overwhelming sensations of their master, resulting in a blissful, messy surrender to his absolute authority.