Orange marmalade (sad story happy ending)
Reimei no arcana (sad backstory)
Secret alliance (fl sad back story)
def the ML from "The villain's savior"
ML with sad background and TRAILSSS of bs? definetly. be warned, tons of sa. tragic story
https://www.mangago.zone/read-manga/a_married_man/
next is king's maker one of my favorites. so good
https://www.mangago.zone/read-manga/king_s_maker/
My wife whom i love dearly
I need an ML or FL with a sad background and trials of BS and most of all a happy ending. It doesn't need to be classified as sad by most ppls standards but so long as it made u cry