Responses
The details are not exactly right but could it be this?
http://www.mangago.zone/read-manga/study_group/
(=・ω・=)
Oh!!!! yes!!!! thank you very much!!!!ヾ(☆▽☆)
it's been so long since i see this... hehe
Can any body please help me found a manhwa? i forgot the name ;.;. its about a school boy that's weak but the change to fight the gangster. there's a scene where he fight to help the maybe FL teacher and got him almost expelled. his hair is dark blue n wore glasses and he can't study.
sorry i don't really remember the full details ╥﹏╥