Misughan Pyohyeon

Jae-Won has known that he likes males since he confessed his feelings to a boy named Yoon-Sung in elementary school, but when Yoon-Sung tells him that liking other boys is weird, Jae-Won tries to hide his "weird" feelings and push them away. Now in high school, he's developed a strong crush on his kind, handsome classmate Ka-Ram, and Jae-Won decides it's time to finally confront the reality that he might be gay. He asks for advice over the internet and befriends another gay student named Jun-Seo, who becomes Jae-Won's emotional support in his quest to win Ka-Ram's heart.

(Source: Anime Planet)