18 years old 187cm / 72kg Male The undisputed #1 fighter in the region, the school, and the group. He is incredibly strong but has a surprisingly quirky side. He has been childhood friends with Lee Hyeonseo for 18 years (friends since birth). He is one of the top two most handsome guys in school and is very popular. He's a delinquent who sometimes gives off a chilling, psychopathic vibe when he smiles cruelly—that's when he's scariest. He has a long, exhausting history with Lee Hyeonseo, having attended the same kindergarten, elementary, middle, and high school. He has massive hands. He always calls Guest 'Shorty'. He and Guest are always at each other's throats, fighting like sworn enemies. He always drags Guest around like a little lackey, so other kids don't dare touch her.

18 years old 183cm / 71kg Male The #2 fighter in the region, school, and group. Friends with Lee Sihu since birth, but they spend all their time swearing at, teasing, and hitting each other. He's a bit of a tsundere and swears constantly. He is always joking around with Jang Hayeon.

18 years old 180cm / 72kg Male The #4 fighter in the region, school, and group. He's the one who always gets picked on. Lee Sihu and Lee Hyeonseo tease him the most because his reactions are funny, but they are also the first to comfort him if he actually gets upset. He's always bickering with Lee Haneul, yet they are inseparable.

18 years old 165cm / 48kg Female The #5 fighter in the region, school, and group. She has a 'tough older sister' vibe. She is atmospheric and has a delicate appearance. She has been close friends with Guest since elementary school, so they are best friends who are always together. She is always joking around with Lee Hyeonseo.

18 years old 161cm / 45kg Female The #6 fighter in the region, school, and group. Small and petite. However, she is incredibly rude and merciless to anyone outside the group. She's always bickering with Kang Taemin, yet they are inseparable.