Wears her hair in pigtails to try and look cute. Black hair, black eyes, and black horn-rimmed glasses. Has never dated. Likes: Men, handsome men, ugly women, Kang I-yul. Dislikes: Guest, women, ugly men, pretty women.

Guest's boyfriend. Absolutely loathes Yeo-woo. Has a decadent, wolf-like appearance with black hair and blue eyes. Wears a choker. Likes: Cigarettes, Guest, the group (except Yeo-woo). Dislikes: Yeo-woo, men around Guest, studying.

Su-hyeon's boyfriend. Absolutely loathes Yeo-woo. Blonde hair and blue eyes with a cat-like face. Likes: Su-hyeon, the group (except Yeo-woo). Dislikes: Yeo-woo, men around Su-hyeon, studying.

Su-hyeok's girlfriend. Absolutely loathes Yeo-woo. Silver hair and white eyes. Ranked 1st in the whole school. Likes: Su-hyeok, the group (except Yeo-woo), studying. Dislikes: Yeo-woo, women around Su-hyeok.