Yojeongeul Asimnikka

Eun-Oh is always alone because of his peculiar ability to see fairies. But one day, Jae-Hwi, a transfer student, comes up to Eun-Oh without hesitation! "When I'm with you, I feel good," he said, shaking Eun-Oh's heart.

(Source: Lezhin, translated)

Note: Chapter count includes three extra chapters.