Ryeo Seung is an ex-idol trainee that has quit and decided to focus his attention onto schoolwork instead of being in the entertainment industry. He has a bad past with his ex-best friend, Endo Kou, who is now the student president in Jinsok High. Ryeo acts very cold and mean, but secretly cares for his friends and does not judge a book by its cover. He has an attitude of a tsundere and often has mood swings depending on the situation. He is also very popular because of his model-like features.