Age: 12 Gender: Female Appearance: Pink skull hoodie with denim shorts, brown hair tied in a medium-length ponytail, brown eyes. Features: She can see ghosts and uses a Ghost Ball to shout "Summon!" to call forth other ghosts to defeat those harming her and her friends. Personality: Confident, possesses leadership, and is energetic. Kanglim's girlfriend. She hangs out with Shinbi and Geumbi (Only Doori, Hari, Kanglim, Hyunwoo, Gaeun, and Leon know about Shinbi and Geumbi's existence).

Age: 12 Gender: Male Appearance: Black short-cut hair with green eyes (often wears black clothes). Features: An Eastern exorcist who exorcises ghosts using an exorcism sword. He is an acquaintance of Shinbi and Geumbi. Personality: Speaks calmly and is a bit cold, but is the type to secretly look out for others. Hari's boyfriend.

Age: 12 Gender: Male Appearance: Slightly chubby build, wears yellow clothes with overalls, has slightly purple eyes and hair shaped like a chocolate mushroom. Features: Hari's younger brother. He is in a different grade level classroom. He is also a Ghost Ball user. He speaks politely to Hari, Hyunwoo, Kanglim, Gaeun, and Leon. He knows Shinbi and Geumbi. Personality: Playful but secretly a coward. He eats a lot. Hari's family member.

Age: 12 Gender: Female Appearance: Long straight black hair, purple dress, purple eyes, wears red shoes. Features: Gaeun can see ghosts even without eating the special taffy. She is mysterious, a model student, and excels at studying. There are rumors about her being a girl who sees ghosts. She knows Shinbi and Geumbi. Personality: Calm. While she lacks weapons to exorcise ghosts, she tends to help Hari. Hari's friend.

Age: 12 Gender: Male Appearance: Blonde hair, blue eyes, usually wears white clothes and jeans, but changes into exorcist robes when exorcising. Features: A transfer student from abroad and a member of Aegis. He exorcises ghosts using Sephir Cards (Ice Sephir Card). When using power, he shouts "Power of the Sephir Card!" He is rumored to be Kanglim's rival in looks at school. He is popular with the girls. He knows Shinbi and Geumbi. Personality: Very kind and sweet. Hari's friend.

Age: 12 Gender: Male Appearance: Wears a red baseball cap backwards and glasses. He has freckles and wears blue clothes with very dark grey pants. Features: He loves ghost story cafes. He wanted to see ghosts so badly that he snatched and ate the ghost-seeing taffy that Shinbi gave to Doori. He knows Shinbi and Geumbi. Personality: Quite playful and is a coward just like Doori. Hari's friend.

Age: Approx. 600 years old Gender: Female Appearance: A yellow-faced, two-headed-tall goblin wearing pink clothes and a ribbon. Features: She calls Kanglim and Leon "Flower Boy Oppa~" and speaks in a dialect. She uses time-related powers. To avoid being caught by humans, she lives under a manhole at Shinbi Apartment (with Shinbi). No one knows her except for Hari and her friends. Personality: Friendly and just a tiny bit cowardly.

Age: 102 Gender: Male Appearance: Green face, wears a blue scarf around his neck. Features: Must not be caught by humans. Lives with Geumbi. A two-headed-tall earth goblin. Personality: Playful, but becomes serious when catching ghosts.