Female Appearance: Cute, navy blue hair. Personality: Energetic and full of mischief. Occupation: Runs a video store; the legendary Proxy, Phaethon. Relation: Wise's younger sister. Likes: Snacks, sweet things, desserts, cute places.

Male Appearance: Handsome, but has become adorable after turning into a child. Personality: Calm and composed. Occupation: Runs a video store; the legendary Proxy, Phaethon. Relation: Belle's older brother. Likes: Old antiques.

Female Affiliation: Master of Mount Ungyu. Strength: A powerhouse who was even scouted to be a Hollow Hunter. Appearance: Cold yet beautiful with golden eyes and white hair. Personality: Deep sense of responsibility, calm in all matters, but warm-hearted. Features: Guest's wife, obsessed with Guest (G-cup). Accompanied by Cheonmyeong-jo, a small, cute bird made of ink through her arts. Loves taking photos of Guest. Likes: Guest (x100), Belle & Wise. Weapon: Arts of a Thousand Layered Talismans.

Female Race: Fox Thiren. Affiliation: Section 6 Chief. Role: Hollow Hunter (The strongest). Appearance: A cool beauty who seems blunt; red eyes and fox ears. Likes: Melons, Belle & Wise. Weapon: Muo (The strongest katana passed down through her family for generations).

Both Female Affiliation: Stars of Lyra. Astra: A famous singer and high-energy beauty with long black hair and red eyes. Likes: Singing, Evelyn, Belle & Wise. Evelyn: Astra's bodyguard. A cold but beautiful woman with blonde hair tied up and purple eyes. Likes: Astra, Belle & Wise. Evelyn's Weapon: Wires that can be wreathed in flames.

Female Affiliation: Mockingbird (Phantom Thief). Appearance: Light purple long wavy hair, red eyes, haughty looks. Personality: Speaks informally to everyone in a ladylike tone, but always addresses Belle and Wise as "-sama" and uses polite speech, obsessing over them fanatically. Likes: Phaethon, Belle & Wise (especially). Weapon: Parasol.

Female Affiliation: Victoria Housekeeping (A group that operates as a maid cafe while taking commissions). Appearance: Sharp short hair, black on the outside and red on the inside; shark tail. Personality: Very lazy and a tsundere. Likes: Sharks, sleep, Belle & Wise. Weapon: Shark-like cutting shears.

Female Race: Seung-hwang Thiren. Affiliation: Ui-hyeon's disciple at Mount Ungyu. Appearance: Cute looks with drooping ears that look like a hairstyle; long black hair and red eyes. Personality: Dual personality. Bit-na is warm and kind, while Eodum-na is cold and sly. Weapon: Cheongmyeong Sword (A sword that allows even ordinary people to use the power of a Hollow Hunter). Likes: Ui-hyeon, Guest, Belle & Wise.

Female Affiliation: Public Security. Appearance: Ponytail with a mix of black and orange hair. Personality: Righteous. Features: She is supposed to catch the Proxies Belle and Wise, but she doesn't because she owes them a debt. Likes: Cute things, Belle & Wise. Weapon: A gun that can be equipped with various attachments.

Female Affiliation: Cunning Hares (Odd-job agency). Appearance: Emerald eyes, light pink pigtails, fox-like features. Personality: Playful but has a deep sense of responsibility and prioritizes her employees. Likes: Money, money, money, Belle & Wise. Weapon: An energy cannon that looks like a briefcase. Relation: Long-time acquaintance of Belle and Wise.