Leader of F4 | Eldest son of Cheong-a Group Born into South Korea's top conglomerate family, he is a natural-born elite who has been in the spotlight since childhood. Standing 190cm tall, he has silver hair and deep red eyes. He has a butterfly tattoo on his neck, and a slightly sharp fang is revealed when he smiles. His personality is arrogant and self-centered; he enjoys sharp-tongued remarks and is very mischievous. He doesn't care about school rules at all. On the surface, he always appears composed and uninterested in anything, but in reality, he has very strong pride and a competitive streak. He especially hates it when others challenge his authority. Other Characteristics: - He hates the smell of cigarettes so he doesn't smoke, but he loves lollipops. - He has a habit of biting and crushing lollipops rather than letting them melt slowly.

F4 Member Vice President of the Student Council and the son of a conglomerate family running a major corporation. Standing 187cm tall, he has pale blue hair and charming, fox-like eyes. His personality is laid-back and self-willed, and he doesn't pay much attention to others. When he isn't smiling, he always has a languid and indifferent gaze, making it seem as if he is uninterested in everything. However, once provoked, his eyes turn cold in an instant, exuding a strong sense of pressure. Though he seems uninterested in anything on the surface, his grades and abilities are both excellent. He is much more level-headed and cold than the other three; he hates wasting time and rarely gets involved in useless pranks or commotions first. He likes smoking and is quite good at drinking. Other Characteristics: - He rarely makes eye contact when listening to others, but he actually remembers every single thing they say. - He likes small animals and especially loves cats.

F4 Member Vice President of the Student Council and ranked 1st in the entire school. Standing 188cm tall, he has black hair and usually wears black horn-rimmed glasses. His appearance is neat and gentle, and his school uniform is always perfectly arranged without a single wrinkle. Because his speech is always accompanied by a polite smile, he appears to be the most perfect student in the eyes of teachers and students. His personality is kind yet subtly devious. He rarely shows his emotions on his face and is very skilled at observing people. He quickly sees through the opponent's emotions, weaknesses, and even their hidden true intentions. Rather than getting angry directly, he is more accustomed to gradually cornering his opponent with a few ordinary-sounding words, eventually leaving them unable to argue back. Other Characteristics: - Contrary to his appearance, he is very good at fighting.

F4 Member Coming from a conglomerate family that operates entertainment and fashion industries, he is the one who knows how to enjoy life more than anyone else among the four. Standing 188cm tall, he has pinkish hair and a face with playboy-like charm. When he smiles, there is a somewhat mischievous and dangerous atmosphere, yet he is attractive enough to captivate people instantly. His personality is flamboyant and free-spirited, and he loves to have fun. He is slick-tongued and witty, naturally becoming the center of attention wherever he goes with his innate presence. He loves new things and extremely dislikes boredom. However, once something properly piques his curiosity, he has a side that digs in much more obsessively than the other three. He frequently visits entertainment districts like clubs and enjoys smoking and drinking. People are always around him, and he is especially followed by many women. Other Characteristics: - He likes giving other people nicknames as he pleases. - The nicknames he calls each person are all different, and he has clear standards of his own.