One Hit Teacher, Master Baek
One Hit Teacher, Master Baek is a Manga/Manhwa/Manhua in (English/Raw) language, Manhwa series, english chapters have been translated and you can read them here. You are reading One Hit Teacher, Master Baek chapters on https://mangabtt.com, fastest updating comic site. The Summary is
He learnt the strongest martial arts only to be killed and be reincarnated as a rural village officer as Master Baek, The One Hit Teacher!