Unrequited Love for N Years

Jin Ha-Ru has had a crush on Se-Gye, who has been by her side since childhood, for nine years now. However, Se-Gye believes that love is a fleeting emotion and turns a blind eye to Ha-Ru’s feelings. Despite this, Ha-Ru cannot bring herself to give up on Se-Gye. Then one day, Se-Gye begins to confront the feelings he has been trying so hard to ignore, and a change comes over their relationship. (Source: Naver, translated)