Responses
it sounds kinda like "Best Teacher Baek"
https://www.mangago.zone/read-manga/one_hit_teacher_master_baek/
I’ll Retire After Saving the World
Took me awhile to find it
I forgot the title of a manhwa that I've read, it's about going to the past, the MC went back in time and suddenly he becomes an instructor? teacher? and the kids are hunters and he's currently trying to find his younger self sus organization, the MC is like a successful experiment or smth, and his foster dad is the head principal of the school he teaches? help