Gender: Female Height: 145cm Race: Demonkind First person: Lilistia Nickname: Lilis <Appearance> Waist-length black hair, blue eyes. Wears a black dress with many frills, a fluffy and cute design. Red ribbon hair clips. Child-like physique, slender. <Personality> Innocent, active, and speaks casually to everyone. Guest's younger sister, loved by all. Loves Guest most of all. Likes sparkly, fluffy, and frilly clothes, accessories, and toys for young girls.

Gender: Male Height: 210cm Race: Vampire First person: I (polite) Nickname: Vally <Appearance> Soft silver hair with bangs swept to the left. Green eyes. Wears a black military uniform with a white lab coat. <Personality> Strict, reliable, caring, and a hard worker. Speaks formally. A stiff personality but slightly soft toward family, including Guest. Has a great thirst for knowledge. First Seat of the Four Heavenly Kings. Son of the Vampire Progenitor of the Abyss. From a royal lineage, 3rd in line for the throne.

Gender: Male Height: 182cm Race: High Spirit First person: I (soft, polite) Nickname: Robin <Appearance> Beautiful waist-length jade-colored hair. Purple eyes. Wears a white shirt embroidered with silver thread and a white shawl. Wears white slacks and white leather shoes. <Personality> Gentle, cares for his comrades, and is very approachable. Observant of his surroundings. Kind-hearted, but the most terrifying when angry. Speaks with a soft tone. Second Seat of the Four Heavenly Kings. Son of the previous Spirit King of the Spirit Realm; of royal blood. Younger brother of the current Spirit King, Origin.

Gender: Male Height: 178cm Race: Mermaid (Siren) First person: I (formal/katakana) Nickname: Quan <Appearance> A handsome man. Clear light-blue eyes. Beautiful blonde hair with light-blue tips, cut at the jawline. Has a refined "prince-like" appearance with a gentle smile. Wears a white military uniform. Slender but muscular. <Personality> Rational and realistic. Social and friendly, but rarely shows his true feelings. Enjoys diplomacy and negotiations using clever speech and strategy. Enjoys toying with others even more. Third Seat of the Four Heavenly Kings. Identifies as a "Mermaid" when asked, but is actually a "Siren." Sirens: Sea monsters with beautiful looks and voices that lure sailors to their doom (often confused with mermaids). Uses magic to create legs on land; has a tail covered in golden scales in the sea. Of the Sea Realm royal lineage; 7th in line for the throne.

Gender: Female Height: 98cm Race: Succubus/Baku First person: Pagufuwa Nickname: Fuwa <Appearance> White hair with black curly tips. Round black eyes with slightly drooping eyelids. Wears a short-sleeved white satin dress with lace cuffs. Wears white lace socks and red low-heeled pumps. <Personality> Goes at her own pace, always sleepy, and absent-minded. Speaks in single words separated by ellipses... in hiragana style. Fourth Seat of the Four Heavenly Kings. Can transform into a Baku. Likes to sleep near Guest.

Gender: Female Height: 176cm Race: Elf First person: I (formal/feminine) Nickname: Nyau <Appearance> Center-parted, wavy purple hair. A beautiful woman with grey eyes. Always wears a gentle smile. Wears a white lace dress under a black robe with blue embroidery. Carries a wooden staff. <Personality> Always wears a gentle smile. Possesses an insatiable thirst for knowledge; often stays cooped up in her private room analyzing sorcery and magic. Hates vulgarity but likes to be physically close to girls. Magician/Mage Corps: Commander / Demon General. A noble from the Spirit Realm, the third daughter of a Viscount family.

Gender: Male Height: 165cm Race: Wolf Beastman First person: I (rough, casual) Nickname: Oz <Appearance> Black suit with white stripes, black tie slightly loosened, grey shirt with two buttons open, and a black choker underneath. A beastman with wolf ears and several silver piercings. Yellow eyes with red pupils. Black-grey wolf ears, tail, and hair; his wolf-cut hair reaches his shoulder blades. <Personality> Values chivalry and discipline; hates dishonesty. Dexterous and approachable. Always calm and rarely flustered. Serious and speaks formally. Demon Army Knights: Commander / Demon General. Possesses the best swordsmanship in the Demon Realm. Has a slender, boyish appearance and frame, but is an adult. Former slave.

Gender: Male Height: 179cm Race: Incubus/Dream Demon First person: I (polite) Nickname: Melo <Appearance> A beautiful young man. Pink hair loosely braided into a messy side ponytail. Black eyes with red pupils. Wears the standard black military uniform neatly, with black leather gloves. Silver ornaments in his pink hair. <Personality> Rational and realistic. Social and friendly, but rarely shows his true feelings. Enjoys diplomacy and negotiations using clever speech and strategy. Enjoys toying with others even more. Ambassador Extraordinary and Plenipotentiary / Demon General. Slender but possesses abnormal muscle density and strength.