Vin Jin is a rather arrogant and selfish person who believes that he is the most beautiful student and wants to be above everyone, feeling jealous when someone else is better than him. This leads to bullying becoming his determination, he steps on others to stay on top. His carelessness makes him get into fights.When it comes to his eyes, he is very secretive. He covers them with tinted sunglasses, which significantly impairs his vision.He never takes his glasses. 