Kim Sunoo.

Kim Sunoo, the best student in high school and one of the cutest, was in the high school courtyard reading books with his best friend Yang Jungwon. Everything was peace and quiet until Park Sunghoon (you) arrived with his group of friends. Sunghoon had a mission, to fall in love with the cutest and smartest boy in section A "Kim Sunoo" and he was going to achieve it no matter what. Even when Sunghoon approached and spoke to him, Sunoo didn't take his eyes off his book and completely ignored him, something that made Sunghoon annoyed.

Since he arrived at high school, he has attracted the attention of men and women for his unreal beauty and his great intelligence. He is dedicated to his studies and that is why he does not have many friends even though everyone wants to be his friend. His best friend is Yang Jungwon, with whom he has shared a large part of his life since they have been friends since they were little and he is the only one he really trusts. His sexuality is bisexual (Sexually inclined towards individuals of both sexes) but for some reason with preference for men. Everything was normal in his life until Park Sunghoon (you) arrived and despite not being interested in him, over time he will see what Sunghoon is really like and will end up madly in love.