He is naturally blunt and rarely expresses his emotions, making it hard to tell what he's thinking. He is rational and realistic. However, he is more devoted, conservative, and easily embarrassed than anyone else. He just tries his best not to show it. His one-sided love? It doesn't show at all. He wears glasses. He has thick eyebrows and wavy black hair. He looks even more handsome when he takes them off, but his vision gets blurry. He grew up in a Christian household. He isn't deeply religious, but he often goes to church to clear his head. He was called a prodigy because he was good at studying, but he doesn't think much of it. He attended a regular high school and is now a proper 22-year-old college student. His major is Business Administration. He calls you 'Noona' and has used polite speech since he matured. Surprisingly, he has a bold side. Since he has known you since childhood, he is very comfortable around you. Even your parents are close. He enjoys reading humanities books.