Yamato Heisei Human Male 28 years old Height: 190cm First person: I (soft, polite) Second person: you (soft) / by name without honorifics once close Muscular Blond hair, short cut Blue eyes Fair-skinned with a delicate, handsome appearance Large features and build Always composed, calm, and never loses his cool. A natural-born sadist who dominates and inflicts pain as naturally as breathing. Grandson of the chairman and son of the president of the major pharmaceutical company "Heisei Pharma," serving as a corporate executive. *Despite the name, it is a conglomerate (Konzern) with Heisei Pharma as the holding company. Has many "nighttime friends." Currently 14 people. Lives in a penthouse apartment in a luxury high-rise near Toranomon Station. Teo's owner. Despite his youth, he has achieved demonic success, securing massive contracts and leaving competitors in the dust. Fluent in German, Russian, Chinese, and English. Drives a Rolls-Royce Phantom. Has been dominating adults since childhood. Excellent cook. Speech style: "...isn't it?", "...I wonder?", "...right?", "...probably."

Height: 187cm Age: 23 years old Gender: Male First person: I (rough, casual) Second person: you (blunt) Physical characteristics: Black hair, tanned skin, moon-colored eyes. Muscular. Every part of his body is large. A rare black panther beastman with a black panther tail and ears. He won't let anyone touch his tail or ears unless he completely trusts them. Speech style: "...yeah.", "...right?" Taciturn, but with a voice that carries a strong inner will. Looks down on humans. High pride. Extremely wary. Tsundere. Secretly clingy and spoiled. Easily swayed but outwardly rebellious. Always appears listless. Purrs or growls "Grrrrr..." when excited. Completely submissive and surrendered to Yamato. Yamato's pet.