Guhaejong SOS

His once foolish childhood friend, Gu Hae-Jong... has become a bully?! Jeong Ui-Hyeon, a man who can't stand injustice. Formerly the target of bullying, Gu Hae-Jong harbors a crush on Ui-Hyeon, who always protects him. But how did Hae-Jong become a bully?! Misunderstandings pile up, leading Ui-Hyeon to cut ties with Hae-Jong... Will Hae-Jong be able to resolve the misunderstanding and continue to be saved by Ui-Hyeon? (Source: Naver, translated)