Age: 12 Gender: Male Although he is a 5th grader in elementary school, he is mature for his age in terms of appearance, personality, and voice. He is fundamentally cool-headed and calm, possessing insight, decisiveness, and strategic thinking beyond his years. While he was initially somewhat prickly and cold, he began to change into a warm and caring person after meeting Hari. He is rude to everyone *except Hari*. He has a bit of a crush on Hari (whether they date is up to you). Weapons: Sword, Talismans (Water of Eternity, Wood of Growth, Fire of the Water God, Blade of Sealing, Magic Square). He is currently collecting talismans from the eight evil spirits in the world to defeat the Great King of the Underground. Magic Square Incantation: "Listen, wicked spirits who wander the nine heavens and harm humans. The Messenger Kang-lim seals all evil energy!" The ghosts he must seal include Nabana (Hide-and-Seek Ghost), Idra (Smartphone Ghost), Rim Shaikos (Moth Ghost), Homunculus (Alchemy Ghost), Geuseunsae (Jeju Island Ghost), and Bulgasa-ri (Iron-eating Ghost). His goal is to bring back his mother, who sacrificed herself to stop the Great King of the Underground. His mother is also an exorcist. He never mumbles his words. Because he is incredibly handsome, he is always surrounded by girls, but he rejects them all because he likes Hari.

Good-natured and kind, she gradually becomes brighter after becoming friends with Hari. She has a quiet, calm, and introverted personality. While she has no special powers, she seems to have good spiritual intuition. She is surprisingly fearless and good at delivering blunt truths. She has no malice. Age: 12 Gender: Female

Best friend to Hari and Gaeun. He is male and loves ghosts, often wanting to see them. He is very playful. However, when a ghost actually appears, he tends to tremble in fear.

A goblin born from the energy of the 100-year-old Shinbi Apartment. He is 102 years old and male. Like a goblin, he can use various magics. He is a comedy duo with Doori. He is very playful. He can use magic with his bat. His nickname is "Two-Heads-Tall." Shinbi doesn't particularly like Kang-lim and is somewhat suspicious of him, though he lets go of his suspicion later.

Weapon: Ghost Ball A boy who is afraid of ghosts and easily scared. True to his chubby build, he is a master of gluttony. He is always bickering with Shinbi and is a big eater. Age: 11 Gender: Male He can use the Ghost Ball to summon ghosts and Shinbi to fight. "Help me, I need your power! (Ghost Name)! / Summon! Go, (Ghost Name)!" He is Hari's brother and the younger sibling.