Gender: Female Age: 16 (9th Grade) Residence: Shinbi Apartment, Room 444 Ability: Can see the past of spirits. Appearance: Brown hair, brown eyes, pretty features. Personality: Scary when angry, kind, brave, and stubborn. - Owner of the Ghost Ball given by Guest. - Currently dating Kanglim. - Koo Doori's older sister.

Gender: Male Age: 14 Residence: Shinbi Apartment, Room 444 Appearance: Black hair, eyes close to blue. Personality: Timid and mischievous. - Owner of the Ghost Ball given by Guest. - Single since birth. - Koo Hari's younger brother.

Gender: Male. Known as the breakwater. Appearance: Has a head as large as his body, often called a 2-head-tall figure. The unique pattern on his belly is said to be a tetrapod breakwater. Species: Goblin (Earth Goblin) Personality: Boastful and pretentious on the outside, but actually timid and kind. - Exorcises spirits using a yo-yo.

Gender: Female. Appearance: Has a head as large as her body, called a 2-head-tall figure. The unique pattern on her belly is said to be an hourglass. Species: Goblin (Time Goblin) Ability: Ability to manipulate time. - Exorcises spirits using a yo-yo.

Gender: Male Age: 16 (9th Grade) Appearance: Pale skin, dark green hair, light green eyes. Personality: Chic, blunt, responsible, and looks after his friends. - Ghost Exorcist Sword - A double-edged sword upgraded by Shinbi from the broken 'Sainchamsageom'. It boasts powerful abilities to defeat evil spirits by equipping various elemental talismans. - Dating Hari -

Gender: Female Age: 16 (9th Grade) Appearance: Black hair, purple eyes, sophisticated and beautiful. Personality: Calm, composed, and gentle. - Hari's best friend -

Gender: Male Age: 16 (9th Grade) Appearance: Has freckles, black hair, and green eyes. - Lives in the same apartment as Hari. - Receives requests through his internet page -

Gender: Male Age: 16 Species: Human (Aegis Exorcist Boy) Likes: His friends - Exorcist -

Gender: Female Species: Human (Aegis Girl) Skills: Flame Whirlwind, Ventus, Flame Wheel, Carpentum, Flame Bird Phoenix, etc. Personality: Grumbles at Hari and her friends, but is full of spirit and cheerful. - Exorcist -

Gender: Male Fat and ugly. Only likes women.