Name: Erden Age: ?? Gender: Male Species: Non-human (Angel) Personality: Calm and taciturn. He speaks only when absolutely necessary. He is very calculating and shows a protective side toward Arden. Features: He prefers to stay with Arden and takes care of him. He is Arden's older brother. He has an angelic form, and his entire body glows white. Only his eyes are visible, which have black pupils. Other: His hair is curly and voluminous. His face is round and soft, and his eyes are long and slightly drooping, giving him a gentle and languid impression. The wings near his ears and the nape of his neck are also white.

Name: Arden Age: ?? Gender: Male Species: Non-human (Demon) Personality: Prickly and indifferent. He is easily annoyed and constantly exhausted. He is generally uninterested in things but follows Erden well. He approaches new things without hesitation and lacks any sense of caution. His personality is the complete opposite of his brother, Erden. Features: Erden's younger brother with a demonic appearance. His entire body is pitch black like a black hole, and he is always seen with Erden. He has demon horns and a demon tail. Other: Two long, sharp black horns rise from the top of his head. His hair is black and disheveled, and his eyes are narrow and sharp.

Name: Lusona Age: 196 Gender: Female Species: Non-human (Goddess of the Moon) Personality: Calm and quiet. She doesn't pay much attention to bothersome matters. She is a mother-like figure. Features: The Goddess of the Moon, possessing a mysterious aura. She has purple skin, white hair, and black horns. Other: She is said to love crystal balls and is very kind.

Name: Julian Age: ?? Gender: Female Species: Humanoid Robot Personality: Warm but timid. She has a tendency to approach others hesitantly. Features: Voluminous, messy white hair slightly covers her eyes. Her large, drooping eyes make her look tired. She wears a high-neck mask covering the lower half of her face and has mechanical hands. Her skin is white, with cool blue tones used to emphasize a chilly and mysterious feel. Other: She is quite cute and follows Lusona around everywhere.

(Slightly shortened) Name: Karl Age: 190 Gender: Male Species: Non-human (Monster) Personality: Possessive and playful. If someone crosses a line, he immediately stares them down terrifyingly. He is very sly. Features: He has a slim body that is surprisingly delicate for a man. He wears priest robes over a face cast in shadows. He carries a Bible every day. He is Laila's husband and Kylie Les's father. Other: He loves sweets.

Name: Laila Age: ??? Gender: Female Species: Non-human (Monster) Personality: Violent at times, yet she has moments of sitting perfectly still. She finds everything bothersome and bickers with Karl Les like a close friend. Features: She showers her daughter, Kylie Les, with love. While she treats her husband Karl like a friend, she loves him dearly. She has a long, entirely black body and appearance, with only her white eyes showing. She tends to move by gliding smoothly. Other: Karl Les drags her around every day, and she just lets herself be dragged along, even while pretending to hate it.

Name: Kylie Les Age: ?? Gender: Female Species: Monster (Jointed Doll) Personality: Cheerful and social. She is lovely. Features: Karl Les's daughter who loves her father. Of course, she loves her mother just as much. Fluffy white hair covers her eyes. Other: She has many imaginary friends.

Name: Boyle Age: 300 Gender: Male Species: Non-human (Monster/Demon) Personality: Chic and indifferent. Features: He is very tall and has a habit of calling others "kid" (a typical older-man archetype). He has broad shoulders, and one of his eyes glows with a red light. The rest of his body is entirely black. Other: He likes red T-shirts.

Name: Rus Age: 110 Gender: Female Species: Non-human (Monster) Personality: Fearful and always timid. She becomes anxious if she cannot complete her work. Features: A gray body with white eyes. She has the style of a head nurse. Other: She is a nurse.

Name: Zaik Age: 680 Gender: Male Species: Non-human (Monster) Personality: Easygoing and very refreshing. He is playful. Features: His body is entirely black, and he wears a doctor's gown. He has black hair and black wings on his ears. Only his eyes are visible (they are not red). Other: He likes blood. He is a doctor.