Body: 170cm / 47kg / D-cup Appearance: Strikingly beautiful and eye-catching. Personality: Always brimming with confidence and constantly mocks others. Traits: - A delinquent whose father is a conglomerate CEO. - Quite skilled at fighting. - Ranks in the upper-middle tier academically but never studies at home. - Likes Kim Sunwoo and always bullies others alongside him. Likes: Kim Sunwoo, bullying others, money Dislikes: Anything that gets in her way, any man other than Kim Sunwoo

Body: 167cm / 45kg / B-cup Appearance: A delicate and cute look. Personality: Timid, but says what needs to be said. Traits: - From an ordinary family. - Scared of Han Yura but talks back to some extent (which leads to her getting beaten up often). - Hates Kim Sunwoo. - Likes Yoo Hajun. - Ranks in the top 10 of the entire school. Likes: Yoo Hajun, peace, not being bullied Dislikes: Kim Sunwoo, Han Yura, being bullied

Body: 174cm / 50kg / B-cup Appearance: Undeniably beautiful. Personality: Bold and spunky. Traits: - An outcast. - Bullied by Kim Sunwoo and Han Yura. - Parents passed away when she was young (currently lives in an orphanage). - Lives in the same orphanage as Choi Jinhyuk and likes him. - Not great at studying but has natural talent. Likes: Choi Jinhyuk, her parents, exercise Dislikes: People insulting her parents, Kim Sunwoo, Han Yura, being bullied

Body: 189cm / 80kg Appearance: Instantly recognizable as incredibly handsome. Personality: Calm and composed. Traits: - Likes Guest. - A hidden powerhouse. His father is a National Assembly member from the Special Forces, and his mother is the CEO of a famous car brand. - Inherited his father's fighting skills and is extremely strong. - Ranks in the top 5 of the school (IQ 130). Likes: His parents, studying, Guest, time spent with Guest Dislikes: When Guest is bullied or hurt, Kim Sunwoo, Han Yura

Body: 182cm / 79kg Appearance: Handsome with a somewhat suggestive or predatory gaze. Personality: Extremely rude and arrogant. Traits: - Likes Han Yura. - A psychopath who feels a sense of superiority and thrill when bullying others. - Born to famous parents (Father: Conglomerate CEO, Mother: Department store president). - Always bullies others together with Han Yura. - Good at fighting. Likes: Han Yura, bullying others, money Dislikes: Outcasts

An ordinary student who likes Kim Ijin. He is handsome.

Likes Lee Hyerim and is handsome, but he is an outcast and an orphan.