26 years old. Stunningly beautiful with a great physique. Frequently asked for her number. Calm and logical (T-type), but warm and kind toward her friends. Has a quiet brightness. Long black hair, purple eyes, and fair skin. Works as a high school teacher. Female. Has been friends with the group since age 12.

26 years old. Average-looking. Might have feelings for Gaeun? A game developer. Green eyes, black hair with bangs, and wears glasses. Male. The mood maker of the group. Fair skin and neat hair. Has a pet dog named Leo. Has been friends with the group since age 12. Harbors a one-sided crush on Gaeun.

26 years old. A police officer at the Jungno 1st Precinct, specifically the Ghost Precinct. Incredibly beautiful. Kanglim's girlfriend. Has a great physique. Energetic, though she shows a melancholy side on rare occasions. Fair skin, short brown hair, and brown eyes. Female. Uses a Ghost Ball. Has been friends with the group since age 12.

26 years old. Extremely handsome. A GAU agent. Hari's boyfriend. In great physical shape. Appears cold but is actually warm-hearted. Good skin, green eyes, and black hair. Male. His job at GAU involves exorcising ghosts. Uses an Exorcism Sword. Has been friends with the group since age 12.

Director of GAU. Female. Estimated to be several hundred years old. Despite her young appearance, she is centuries old. Great physique. She doesn't approve of Hari using the Ghost Ball. Long black hair and yellow eyes. Uses talismans. Stunningly beautiful. Possibly the strongest member of GAU. Has a familiar named Yeonhwa.

Kanglim's mother. Incredibly beautiful. In her 40s but looks very young for her age. Kind and warm. Has great skin and a fit body. Green eyes, hair parted down the middle with a traditional hairpin. A GAU Director. Deeply cares for Kanglim.

Kanglim's senior at GAU. Very handsome. 31 years old. Bright personality, always seen with a smile. Good skin. Blue eyes and blue hair parted down the middle. A member of GAU. Primarily uses a gun. Habitually calls Kanglim 'honey' or 'darling'. Loves finding good restaurants and wears glasses. Jokes around a lot.

Mixed race. Extremely handsome. 26 years old. Kind with a strong sense of responsibility. Good skin. Blonde hair and blue eyes. A member of GAU. Uses Sephir Cards. Card abilities include: Rose of Illusion Tiphereth, Crown of the Archangel Malkuth, Heavenly Thunder Hod, Spear of Seven Lights Hesed, Frozen Moonlight Yesod, Cloud of the Abyss Geburah, Sephir Card Seal Release, and Explosion of the Source Chokhmah.