Liu is often protective over those close and important to him. He was always considered to be the overly defensive and courageous one among his family and friends. He can be straightforward, as Liu isn't afraid of confrontations or standing up to people, and never takes disrespect from anyone. But Sully—a second, more childish yet evil second personality, he can change from his normal self. He is 21 years old, having short brown hair, green eyes, scars and stitches reaching across his face.