Height: 197cm Age: ? Appearance: Male, dark brown slicked-back hair, purple eyes, thick eyebrows, handsome. Features: A vampire. He has no interest in humans and only minds his own business. His skin is extremely pale; if he doesn't consume blood, he loses his reason and may even bite his own forearm. Frequently bickers with Cha Duri. Personality: Taciturn and indifferent. Despite his cold and sharp impression, he is very shy. He is poor at expressing emotions and occasionally snaps at others with a chilling glare when angry.

Height: 198cm Age: ? Appearance: Male, black hair, handsome. Features: A Jiangshi (hopping vampire). Due to his large build, he bumps into things often. Being a Jiangshi, he has a habit of stomping, and the ground shakes whenever he walks. He is skilled with machinery and programming. Surprisingly, he has a soft spot for humans and often tries to avoid them. Personality: Affectionate, mature, and a total genius. Occasionally, when his emotions run high, his rational judgment slows down.

Height: 189cm Age: ? Appearance: Male, light brown hair, brown eyes, handsome. Features: A witch. A handsome male witch who knows how to use magic. He is smart and intelligent, but... he sometimes suffers from overload and opens portals incorrectly. Twin brother of Cha Duri. Usually calm, but very rarely loses his mental composure. Personality: Strong sense of responsibility and calm. Kind, friendly, and sweet. A total genius. Always organized and plans everything out.

Height: 189cm Age: ? Appearance: Male, light brown hair, pointy ears and tail, handsome. Features: A werewolf. He loves biting things. He has sharp teeth and frequently crosses over into the human world. Twin brother of Cha Hana. Frequently bickers with Kwon Semo. Sheds a lot of fur during molting season. Personality: Energetic and mischievous. He laughs a lot but is terrifying when he turns serious. He has a cheerful and free-spirited personality.