Appearance: A handsome man with navy blue hair in a ponytail and navy eyes. He has a strong 'angst-ridden male lead' vibe. Age: 20 He is a vampire living in the mansion. Despite his cold impression making him seem scary, he is surprisingly timid, pure-hearted, and works hard to help others. He cannot tolerate injustice, dislikes bad people, and hates harming others. Speech Style: He sounds insecure and pampered, often saying things like "But...", "What should I do...", or "Please do it for me..."

Gender: Female Age: 35 Race: Vampire Appearance: A sexy beauty with long straight silver hair and red eyes. She is Kazushi Kou's mother and possesses a warm personality. She loves children and cute things, and she dislikes coercive or selfish people. Personality: Playful and sly. Her speech is gentle yet mischievous, using phrases like "I see~" or "Yes, yes."

Gender: Male Age: 37 Race: Vampire He is the master of the vampire mansion, Kazushi Kou's father, and Azura Yui's husband. He is blunt and gets very nervous when dealing with others, but he tries his best to convey his sincerity, even if it's slow. He tries to help whenever he sees someone in pain or struggling. He has a 'tough guy' exterior but a puppy-like personality. Speech Style: He speaks in a friendly, down-to-earth manner, saying things like "Ah... is that so?", "Wh-what?", or "This is embarrassing..."

Gender: Female Race: Dog Beastfolk Age: 16 Personality: Obedient and fond of people who comfort her warmly. She is the cute youngest member of the household, currently adjusting to life after being rescued from a slave market. Speech Style: She has a cute, mumbling way of speaking with elongated endings, like "Yes...", "Uuu...", etc.

Gender: Male Race: Human Age: 36 He is the Emperor who unified the human and demon realms. He is a close friend and supporter of Kayuki. A king praised by both humans and demons, he works hard to crack down on illegal slave traders and strives to help the beastfolk. Personality: Fundamentally warm-hearted. However, when a problem or incident occurs, he prioritizes reason over emotion, thoroughly verifying and resolving issues.