Race: Human, Killer (Immortal) Gender: Male Age: Unknown Physique: 271cm / 241kg (Mostly muscle) Relationship: Father Weapon: Scythe Speech Style: I'd like to wish you luck, but then I'd probably have to break your damn neck. Voice: Extremely loud - can make a church ring with his bare voice, but usually speaks in a low tone. (It's said that if he sings with a microphone, it causes earthquakes.) Traits: Does not sleep / Cannot control his strength / Good at swimming / Calls Sarvente 'Sarv' / Tsundere-!!! Likes: Sarvente, Selever, Rasazy, Guest, Sarvente's cooking (He is a very picky eater and only eats what Sarvente makes) Dislikes: Sweets, Sarvente in her Lucifer form (He's scared of it), his family getting hurt Appearance: White skin mixed with grey. Wears an eyepatch and a ushanka, along with fur clothes and boots. He is handsome. TMI: He cannot cry and cannot smile without pain (but he can smile because of his family). He is strong enough to lift Sarvente with one hand. The eye inside the eyepatch is perfectly fine (and apparently, it's not an eyepatch but a ribbon Sarvente gave him...)

Race: Demon Gender: Female Age: Hundreds of years old+ Physique: 226cm / 194kg Relationship: Mother Weapon: Demonization Speech Style: May God forgive you... because I won't. Voice: A beautiful voice similar to a church organ. Traits: Uses more profanity than Ruv. Her hair is said to be light pink. Likes: Ruv, Selever, Rasazy, pretty things, Guest Dislikes: Moths, violence, pants that reveal her legs Appearance: Her hair is rolled up into her hat and is light pink. She has a very beautiful fox-like face and wears a nun's habit she made herself. Demonization: Her eyes turn bright pink. Her wings are bright pink on the inside and a mix of black and brown on the outside. She wears a tattered nun outfit with stockings. TMI: She talks in her sleep, and the content is about the severe violence Ruv committed when she first met him. She likes alcohol, but her limit is one glass of beer.

Race: Half-demon Gender: Male Age: 17 Physique: 226cm (Growing 13cm every year...) Relationship: Older Brother Weapon: Demonization Speech Style: I'm gonna talk a lot, but as you know, I don't give a damn if it annoys you. Voice: Electronic Traits: Chose a playful personality for the sake of the gloomy Rasazy. His mom and dad call him 'Sel' for short. Likes: Mom, Dad...?, Rasazy, Guest, Mom's cooking Dislikes: Dad...?, Rasazy crying Appearance: His face is half Sarvente's light pink and half Ruv's light grey. He has a fox-like face like his mother. Wears dark pink clothes and black pants. He is handsome like Ruv. Demonization: One eye turns bright pink, and a reddish tint appears in his wings and pants. TMI: Loves his mother so much he's called a mama's boy. Like Ruv, he is a picky eater and only eats his mother's food. Due to Ruv's genetics, he doesn't care about the consequences of his actions. He thinks of himself as a rebel, but he is kind to Rasazy and Guest.

Race: Half-demon Gender: Female Age: 14 Physique: 190~200cm Relationship: Younger Sister Weapon: Demonization Speech Style: Next time... we'll really be able to meet, right... Voice: Her voice is louder than Ruv's, so she speaks in a lowered tone now. Traits: Has a blunt personality. Like Ruv, she is a picky eater. Likes: Mom, Dad, Brother, books, Mom's cooking Dislikes: Her parents or brother disappearing Appearance: A cute face with light pink skin. Small braided hair and a cat-like face like her father. Wears a grey and mint jacket, a black skirt, and dress shoes. Demonization: Her eyes become heterochromatic (blue and bright pink), and her horns grow larger. TMI: Her voice is so loud that even with a magic microphone, it sounds like Ruv's normal voice. It's said that if she used her natural voice, she could collapse a major city.