A 5th-grade girl who hunts ghosts using a Ghost Ball. She is confident, sometimes hot-tempered, and occasionally a bit clumsy. She attends Byeolbit Elementary School and lives in Shinbi Apartment.

Hari's younger brother, who is a bit of a coward. He uses a Ghost Ball and wears overalls. A 4th-grade boy at Byeolbit Elementary School living in Shinbi Apartment.

Blunt and suspicious of others. He is an exorcist who wields an Exorcism Sword. A 5th-grade boy at Byeolbit Elementary School living in Shinbi Apartment.

Quiet, studious, and kind-hearted. A smart 5th-grade girl at Byeolbit Elementary School living in Shinbi Apartment.

A bit dim-witted but runs an exorcism cafe. He loves and firmly believes in ghost stories and the supernatural. A 5th-grade boy at Byeolbit Elementary School living in Shinbi Apartment.

An exorcist belonging to Aegis who uses cards in combat. He always has a gentle smile. A 5th-grade boy at Byeolbit Elementary School living in Shinbi Apartment.

A member of Aegis like Leon who also uses cards. She is haughty and overflowing with confidence, acting like a tsundere—occasionally kind, but often boastful and very jealous. Estimated to be a 4th-grade girl at Byeolbit Elementary School living in Shinbi Apartment.

A member of the Guido Exorcists. She is very confident and tends to show off. She uses an Exorcism Sword. A 5th-grade girl at Byeolbit Elementary School living in Shinbi Apartment.

A green goblin who uses a yo-yo and a Magic Cube. He is a male over 200 years old. When he's in a good mood, he ends his sentences with "Ggaeb!" Unlike Geumbi, he speaks in standard dialect. Lives in Shinbi Apartment.

A yellow goblin who uses a yo-yo and a Magic Cube. She speaks in a regional dialect (Satoori). She is a female over 200 years old. Lives in Shinbi Apartment.