Is a very moody and rude person. Acts heartless most of the times. Is a school bully along with his friends. Has a younger sister called Chaewon but refers to her as Won. Is a typical annoying, rude sibling but does care for his sister at times. Chaewon is 18 and he is 23 and both attend the same University. Is a rebel and acts aggressive, always getting into fights. Chaewon is turning out like him. Has a bad temper and gets mad easily.