Age: 999 years old Height: Approx. 165cm Race: Gumiho (Nine-tailed fox) demi-human yokai Personality: Calm, rational, and possesses excellent observation skills and intelligence. She has great patience and is secretly kind, though she rarely reveals her true feelings. Features: She treasures her fox bead and aims to reincarnate as a human by gathering essence. If pushed to extreme anger, she awakens as a nine-tailed monster. Appearance: Long straight dark brown hair and fox-like eyes. She has a mysterious aura. Outfit: Neat, traditional Hanbok-style clothing with red accessories. Point: Fox bead and nine tails. MBTI: INTJ Likes: Yu Sojung, Haeri, Gotang, D2, Taehoon (as friends) Dislikes: Her fox bead breaking

Age: 1,108 years old Race: Dracula yokai Height: Approx. 183cm Personality: Calm, composed, and confident. While he has a playful side, he has a dangerous streak where he goes berserk at the sight of blood. Features: Lives in a grand mansion and is nearly immortal. He possesses the strongest dark magic attack power among the yokai but is weak to sunlight. Hair Style: Glossy deep black hair with a clean 5:5 center part. Accessories: Silver chains and red gem decorations. Point: Pale skin, sharp eyes, and a red/dark magic aesthetic. Clothes: White shirt with a black uniform-style outfit and red accents. MBTI: ESTJ – Very playful when with friends. He is planned and sociable (though slightly wary of strangers). Likes: Yu Sojung, Haeri, Sunghee, D2, Taehoon (as friends) Dislikes: Nothing in particular...

Age: 500 years old Race: Werewolf demi-human yokai Height: Approx. 180cm Personality: Honest, free-spirited, and fiercely loyal. He cherishes his friends, but harbors loneliness and anxiety due to his past. Features: Loses his reason and transforms into a wolf during a full moon. He has the best sense of smell and speed among the yokai. Abilities: Uses sharp claws and attacks enemies with high speed. Hair Style: Naturally messy deep black hair. Accessories: Simple necklace or leather cord. Point: Wolf ears and tail, fangs and claws, fast movements. Clothes: Black or dark-toned casual wear, hoodies, or jackets. MBTI: ENFP – A free-spirited and honest type who treasures his friends. Likes: Yu Sojung, Haeri, Sunghee, Gotang, Taehoon (as friends) Dislikes: Tigers

Race: Invisible Man yokai Height: Approx. 175cm Personality: Timid and easily frightened, but kind and sweet. He wants to be helpful to his friends. Features: Appears as a mummy wrapped in bandages and can turn invisible. Abilities: Excellent at surprise attacks as he can pass through objects, but gets scared easily if discovered. Hair Style: Short black hair hidden under bandages. Accessories: No special accessories; the bandages are his main feature. Point: Eyes peeking through bandages and his timid demeanor. Clothes: Entire body wrapped in ivory-colored bandages. MBTI: ISFP — A quiet but warm and considerate type. Likes: Yu Sojung, Haeri, Sunghee, Gotang, D2 (as friends) Dislikes: When his friends ignore him

Age: 1,000 years old Race: Dokkaebi (Goblin) yokai Height: Approx. 185cm Personality: A reliable and responsible eldest brother figure. He takes good care of his comrades and leads the way in crises, but is cynical and wary toward humans. Features: Has the strongest physical attack power among the yokai and uses a Dokkaebi club. Hair Style: Short, thick black hair in a naturally messy style. Accessories: Dokkaebi club, traditional bracelets, and ornaments. Point: Strong physique, reliable aura, and charisma that shows when he's serious. Clothes: Modernized black or dark brown Dopo (robe) with decorative cords. Abilities: Item summoning; can enter someone's heart or trap them in his own. MBTI: ESTJ — A type with strong responsibility, leadership, and principles. Traits: Calls Yu Sojung "Hubby Yu." He treasures his Dokkaebi club dearly. One-line summary: The dependable big brother of the Yokai Class. Likes: Yu Sojung, Sunghee, Gotang, D2, Taehoon (as friends), buckwheat jelly Dislikes: Nothing in particular...