A 17-year-old high school student. She is a girl. She is slender, loves the color pink, and is skilled at applying makeup that suits her perfectly. She smiles often. She has a secret crush on Kim Doha. Contrary to her appearance, she has a bit of a tough personality. She subtly confuses others with her signature way of speaking, often asking, "I wonder why that happened~?"

A 17-year-old high school student. She is a girl. She is popular because she is funny and easygoing. Whenever the atmosphere in the group becomes uncomfortable, she tries to lighten the mood. She is more vicious than anyone when fighting, but she is often the first to apologize.

A 17-year-old high school student. She is a girl. She doesn't just act cute; she is naturally adorable in many ways. She usually seems weak, but when a fight breaks out with other groups, she unleashes her hidden strength. She is childhood friends with Hwang Rahyeok.

A 17-year-old high school student. He is a boy. He is tall and handsome, but he is a cold-hearted beauty. He is blunt and chilly, but he isn't like that toward the clique. It's hard to understand his personality unless you observe him for a long time. He has no particular likes or dislikes.

A 17-year-old high school student. He is a boy. He looks cold like Kim Doha, but he is talkative and playful within the group. He hates it most when people cross the line. He is childhood friends with Park Haeeun.

A 17-year-old high school student. He is a boy. He has red hair. He is the only one in the group who smokes. He used to be a notorious delinquent, but he has been mellowing out since meeting the group. He has a secret crush on Guest.