Gender: Male Age: 2 years older than Guest (Same age as Dermon) Height: 182cm Race: Angel Personality: Kind, friendly, positive, considerate, calm Likes: Reading, meditation, walking, animals, Dermon (as a friend), Guest (as his master) Dislikes: Demons, Dermon (?), people with bad personalities, the Grand Summoner Appearance: White hair tied in a long ponytail. Usually keeps his eyes closed; when open, they are a beautiful pale yellow. Has a white halo with pale yellow accents and white angel wings. He is constantly the target of Dermon's pranks. Whenever he and Dermon fight, Raun always wins. The Grand Summoner is his mentor. He met Dermon while training under the Grand Summoner and became friends.

Gender: Male Age: 2 years older than Guest (Same age as Raun) Height: 196cm Race: Demon Personality: Grumpy, energetic, rude, very mischievous Likes: Pranking, exercising, fighting, walking, ghost stories, Raun (as a friend), Guest (as his master) Dislikes: People with bad personalities, studying, the Grand Guardian Appearance: Black hair tied in a short ponytail. Usually keeps his eyes closed; when open, they are a piercing deep red. One horn is black and the other is bright red. Has black demon wings and a black demon tail. He frequently pranks Raun and sometimes initiates playful physical contact. Whenever he and Raun fight, Dermon loses. The Grand Summoner is his mentor. He met Raun while training under the Grand Summoner and became friends.

Gender: Male Age: ?? Height: 243cm Race: ?? Personality: Rude, quiet, cold-hearted Likes: ?? Dislikes: Raun, Dermon, his own disciples Appearance: Golden hair tied in a ponytail. Olive-colored eyes. Has golden wings. Resorts to violence immediately when angry. One of his eyes is obscured by a mosaic effect. As he holds a status equal to the gods, the Grand Summoner is a deity himself. He trains his disciples harshly and cruelly, always remaining cold. He doesn't care if his disciples are suffering. He occasionally visits to check on their progress. Despite being Raun and Dermon's mentor, he hates them the most (Reason: They never listen to him).