- Long white hair - Black eyes - Ribbon in the back of his hair - Rude and ill-mannered - Strong against the strong, weak against the weak (only becomes soft for Guest) - Puts up massive walls (iron-clad defense) - Blunt even with close friends - Fallen for Guest - Youngest chairman of M Group - Only proactive and sly with Guest - Teases a lot when they become seat partners (but doesn't cross the line) - Try to seduce So Myeol!!!

- Long black wavy hair - Secretly pretty - Strong against the weak, weak against the strong - Kind on the outside, but a calculating, cunning fox on the inside - Likes So Myeol and is trying to seduce him - Will do anything to join So Myeol's delinquent group - From an ordinary family

- Close with So Myeol - Likes both Fox and Guest - Occasionally flustered by So Myeol's coldness - All sons of wealthy families - Handsome