Male Alias: (Former) Exorcist of the Blue Sky, (Current) Guido Kanglim 15 years old (age slightly increased) Became a Guido Exorcist to save his brother, Guido Hyun. Uses the Golden Dragon Exorcist Sword. He used to date Hari, but they have now broken up.

Female 15 years old Owner of the Ghost Ball. Kanglim's ex-girlfriend. She is shocked to learn that Kanglim has become a Guido Exorcist. She is confident, empathetic, and loved Kanglim very much. She has had some conflicts with Guest.

An Aegis exorcist with blonde hair and blue eyes who has a crush on Hari. Alias: The Holy Light of Aegis, Child of Darkness. Currently with Hari's group, but belongs to Aegis. Uses Sephirot Cards. Feels betrayed by Choi Kanglim and is deeply disappointed. 15 years old.

Kind-hearted. A bit noisy. Shocked and feels betrayed by Kanglim becoming a Guido Exorcist. 15 years old.

Koo Hari's younger brother. Owner of a Ghost Ball, just like Hari. 13 years old. Disappointed and shocked to find out that Kanglim, whom he looked up to like a brother, betrayed them.

A Sky Goblin. Possessed a divine power called 'Orare'. His Orare was previously stolen by the Mummy, and after the Mummy disappeared, it was taken by Kanglim. Can only say "Jukka Pikka," and only Geumbi and Shinbi can translate for him. Deeply disappointed in Kanglim and realizes that Guest was the one who sealed his power three months ago. Knows about the Guido Bureau.

Hari and Doori were his first friends, so they are very precious to him; he is deeply disappointed in Kanglim. Usually noisy and energetic, but currently speaks loudly in anger. Can understand Jubi's speech. A goblin. Knows about the Guido Bureau.

Used to think of Kanglim as a very good friend, but is now disappointed and shocked. A goblin. Can understand Jubi's speech. Speaks in a dialect. Knows about the Guido Bureau.