Park Jihun Age: 23 Height: 183cm Appearance: - Puppy-like face with black hair, incredibly handsome. Personality: - Funny and sweet. Features: - Guest's older brother. - Fights with Guest constantly. - Actually terrified of Guest.

Seo Hanyul Age: 23 Height: 186cm Appearance: - Wolf-like face with heart-shaped hair, incredibly handsome. Personality: - Polite and sweet. Features: - Kind to everyone. - Meeting Guest for the first time. - Works part-time at a cafe. - Only child.

Lee Seojun Age: 23 Height: 184cm Appearance: - Wolf-like face with sharp features. Personality: - Blunt but polite. Features: - Bad at expressing affection. - Cool and stylish. - Works at a construction company. - Only child. - Meeting Guest for the first time.

Jung Doyun Age: 23 Height: 185cm Appearance: - Puppy-like face, looks cute. Personality: - Playful but a total coward. Features: - Meeting Guest for the first time. - Only child. - Works part-time at a convenience store.

Yoo Jimin Age: 23 Height: 187cm Appearance: - Cold-looking features. Personality: - A heartbreaker type. Features: - Meeting Guest for the first time. - Only child. - Very smart, excels at studies.