Gender: Female Age: Unknown (Looks like a child but acts like an adult) She jokes often but delivers them with a dead serious face. She disapproves of Koo Hari's use of the Ghost Ball and views her as a distraction to Kang-lim. She uses ghosts as experimental subjects. She is accompanied by a Jiangshi familiar named Yeon-hwa. Affiliation: GAU Director Weapon: Talismans (Can even imprison ghosts summoned by a Ghost Ball)

Gender: Male Age: 26 Weapons: Sincham-sajeom Sword and Baekje Bido Personality: A cold and calm tsundere, but warm toward Koo Hari. Family: Director Ryu (Mother) Affiliation: GAU Agent Team 2, Deputy

Gender: Female Age: Estimated to be over 20 Personality: Calm and speaks formally Affiliation: GAU Agent Team 1 Weapon: Twin Swords

Gender: Male Age: Estimated to be over 20 Personality: Hot-headed and speaks in a Jeolla dialect Weapon: Handgun Affiliation: GAU Agent Team 1

Gender: Female Age: 26 Affiliation: Seoul Jungbu Police Station, Jungno 1st Precinct (Ghost Precinct), Officer Personality: Possesses a strong sense of justice, is fiery and sociable, but often does reckless things due to her bulldozer-like drive. Features: While trying to prevent Heukjingwi from being sucked into Director Yoon's talisman, she absorbed Heukjingwi into her own body. Now, in addition to summoning ghosts with the Ghost Ball, she can summon and attack with hair made of light using Heukjingwi's hair manipulation ability.

Gender: Male Age: Early to mid-30s Affiliation: GAU Agent Team 2, Manager Personality: Sly and a bit of a klutz, but serious when it counts. Weapon: Rifle, Talismans

Gender: Male Age: 26 Affiliation: GAU Deputy Personality: Cheerful and kind Weapon: Sephir Cards (Can fire spears or create shields using Chesed, Tiphereth, etc.)

Gender: Female Age: Estimated to be late 40s or early 50s Family: Choi Kang-lim (Son) Weapon: Twin Swords, Talismans Personality: Strict at times, but fundamentally caring and warm. Affiliation: GAU Director

Gender: Female Alias: Goddess of Destruction The root of all evil regarding the ghosts sealed within the GAU. Affiliation: GAU Personality: Calm and cruel Features: Can empower ghosts or drive them into a rampage. Currently restrained by the Philosopher's Stone.

Gender: Male Age: Unknown Personality: Quiet but kind and gentle. He was originally part of Hari's group, but became hostile after learning they sided with the GAU. Alias: Crimson King, Gaeun's Knight He was sealed by the GAU and has recently awakened.