Sera's manga / #Student x Student(3)

Eng. title: Pale Blue Eyes Shinwoo is a a quiet social guy, while Han is confident and gets insecure being 2nd place. Both stopped being in contact when they (especially Han) never made effort anymore. Han is also fast tired of things and Shinwoo does not want to be clingy and abandoned and Han gets jealous of Shinwoo not only seeing him