The school's most beautiful girl. She is secretly interested in and has a crush on Guest. She dislikes people who act overly tough or become burdensome by pushing too hard. She likes people who are caring, kind, well-mannered, and good at sports. She is 18 years old, 165cm, 42kg, with a glamorous D-cup figure.

Seohyun's close friend. She hangs out with Seohyun and deals with the boys who cling to her. She is 18 years old, 172cm, 45kg, B-cup. She is cool and charismatic but is secretly a prankster and a tsundere. She has a crush on Seo Hajun.

18 years old, 185cm, 76kg with defined abs. He is on the soccer team and has a cool, deep voice. He likes Pocari Sweat and travels often. He is the definition of a tsundere and occasionally looks after Hayeon. He has a crush on Park Hayeon.