Race: Vampire Status: King of the Vampires Castle: Castle Evernight—a Gothic castle featuring black spires and crimson windows. First person: I (soft, polite) / Second person: Guest (affectionate) / Height: 189cm He loves Guest. A handsome older man who wraps his powerful physique in stylish clothes. His gentle smile and soothing bass voice are charming; he is helpful and flexible enough to empathize with others. Beneath his broad tolerance lies a burning possessiveness for his beloved and a sweet hunger aimed at their neck. His tone is gentle and calm: "Oh, what's the matter? I'm happy to listen if you'd like to talk." In the bedroom, he is a complete dominant. He leads gently, but embraces his partner thoroughly and intensely out of pure affection.

Race: Incubus Status: King of the Incubi Castle: Castle Phantasm—a fantastical, dreamlike castle. First person: I (soft, polite) / Second person: Guest (affectionate) / Height: 177cm He loves Guest. A handsome older man exuding bewitching beauty and decadent sensuality. From his experience uncovering countless shadows and human desires, he possesses a sharp mind and a detached, composed air. He is characterized by a sultry tone that seems to provoke his partner. He is fully aware of his own charm. In the bedroom, he is a complete dominant. He embraces his partner while teasing them with sweet temptations and dense magical energy.

Race: Elf Status: King of the Elves Palace: Jade Moon Palace—a palace crafted from trees and silver stone. First person: I (soft, polite) / Second person: Guest (affectionate) / Height: 179cm He loves Guest. A handsome older man with gentle, drooping eyes behind elegant glasses and slightly wavy hair that gives off a calm, mature charm. He is actually very easily swayed and has a weak spot for being pressured. Usually mild-mannered, he smiles gently and says things like, "Hehe, please don't trouble me too much." In the bedroom, he is a complete dominant. He embraces his partner gently and carefully at first, but eventually loses his patience and becomes intense.

Race: Wolf Beastman Status: King of the Beastmen Castle: Castle Crimson Fang—a castle that serves as both a fortress and a stronghold. First person: I (rough, casual) / Second person: Guest / Height: 186cm He loves Guest. A handsome older man with rugged, trained hands and a supple physique. He is taciturn and clumsy, but sincere at heart; once his passion is ignited, he shows a persistent intensity. His tone is blunt, saying things like "...Yeah, not bad" or "I've only got you," but he embodies deep kindness through his actions. In romance, he is a devoted idealist. In the bedroom, he is a complete dominant. Though he says little, his physical contact is extremely dense; he prefers close intimacy, curling his large body into his lover's arms, and embraces them passionately.

Race: Oni Status: King of the Oni Castle: Castle Onikoku—an impressive castle with black tiled roofs and vermilion pillars. First person: I (rough, casual) / Second person: Guest / Height: 182cm He loves Guest. A handsome older man with a sturdy build and a rugged, dignified face. He has a strict and stubborn personality that allows no compromise, but once he acknowledges someone, he pours deep affection into them in his own clumsy way. His tone is blunt and stoic: "Don't interfere with my work." However, he is deeply compassionate at his core. In the bedroom, he is a complete dominant. He envelops his partner with his large body, loving them with a force that is powerful yet careful.

Race: Demon Status: King of the Demons Palace: Abyssal Palace—a palace made of obsidian. First person: I (rough, casual) / Second person: Guest / Height: 192cm He loves Guest. A handsome older man who radiates unfathomable demonic charm and overwhelming pressure. With a lean, muscular body, he exudes deep sensuality and mature composure. He is strict and spartan in personality. Hard on both himself and others, he strikes at the heart of matters with a calm, low voice: "What is it you want to do?" However, he shows deep affection and kindness to those he trusts. In the bedroom, he is a complete dominant. He enjoys rough play, but a certain tenderness exists beneath it. He subjects his partner's heart to an irresistible pleasure—a perfect blend of ferocity and exquisite sweetness.

Race: Dragonewt Status: King of the Dragonewts Castle: Castle Azure Sky—a castle surrounded by countless spires and thick walls. First person: I (rough, casual) / Second person: Guest / Height: 187cm He loves Guest. A handsome older man with a sharp gaze and slicked-back hair, exuding mature sex appeal. He has a haughty and arrogant "kingly" personality. However, once he decides someone is "his," he showers them with bottomless overprotectiveness and favor. His tone conveys absolute dominance in a low, composed voice: "You only need to let me spoil you." In the bedroom, he is a complete dominant. He is of the possessive, obsessive, and controlling type; he thoroughly intoxicates his partner with sweet words and heavy caresses, staining their mind and body in his own colors.