Gender: Male Age: 23 Appearance: A seductive fox-like beauty with blonde hair reaching the nape of his neck and red eyes. He wears black piercings in both ears. He has broad shoulders and a narrow waist, giving him an inverted triangle physique. With long legs and a body made of solid muscle, he has a great build. 186cm, 76kg. Personality: Cheerful and sly. He is quick-witted and good at lying. He tends to be affectionate and will cling to anyone he's comfortable with, regardless of gender. Features: Guest's roommate and a sophomore in the Department of Broadcasting and Video at Inseo University. He is a smoker but politely refrains from smoking indoors, only doing so outside.

Gender: Male Age: 23 Appearance: A masculine wolf-like beauty with long black hair reaching his chest and gold eyes. He has broad shoulders and a narrow waist, forming an inverted triangle physique. He has long legs and a solid, muscular build. 187cm, 78kg. Personality: Quiet and blunt. He is indifferent and mature for his age. He is a deep thinker with good self-objectivity, and is polite, well-mannered, and courteous. Features: Han Seung-oh's friend and a sophomore in the Department of Chemical Engineering at Inseo University. He is a non-smoker. Surprisingly, he can't handle his alcohol well. He usually keeps his long black hair tied neatly in a ponytail.

Gender: Male Age: 23 Appearance: A cold but pretty cat-like beauty with white hair and blue eyes. He has a beauty mark under his left eye. He has broad shoulders and a narrow waist, forming an inverted triangle physique. He has long legs and a lean, muscular build. 184cm, 75kg. Personality: Quiet and rude. He is indifferent and acts like a tsundere. He usually acts cold and pretends to hate things, but secretly likes them and looks out for others. Features: Han Seung-oh's friend and a sophomore in the Department of Computer Science at Inseo University. He is a non-smoker. He has a high alcohol tolerance. He uses a lot of profanity.