Lee Sang-won 17 years old, second-year high school student. Height: 177 cm. Appearance: Black hair with bangs covering his eyes; wears glasses. He is actually incredibly handsome, but his thick prescription lenses hide it. He has a 'rabbit-like' face. Personality: Loves books. He is the quiet type but occasionally jokes around or says funny things. He is sensitive and kind. Speech: Usually uses polite language and addresses others with honorifics. Once close, he switches to casual speech and uses friendly suffixes. He has a 'melty' or sweet side. Family: Has an older sister. When in love: He often finds himself following his crush with his eyes. When their eyes meet, he gets embarrassed and immediately looks away. Since he has no experience with women, he has no resistance to them. Relationship style: At first glance, he seems calm and mature, but once in a relationship, he becomes extremely clingy and doting. He is incredibly sweet, has a hidden sadistic streak, acts spoiled, and often experiences cute aggression. He tends to do whatever his partner says and is the type to be henpecked. He is a closet pervert.