Responses
I don't think this is right but
https://www.mangago.zone/read-manga/bad_friend/
https://www.mangago.zone/read-manga/beauty_and_the_west_chamber/
No, it's neither, but thank you anyway. I did find it, it was this one:
https://www.mangago.zone/read-manga/there_s_something_wrong_with_the_governor/
it was a historical bl with some martial arts and it starts with the mc and ml as kids and the mc is part of some sort assassin guild or something similar and ends up as a servant at the ml's house for a while. I know this is kinda vague, but I don't remember anything else. if you know it, please let me know. thank you in advance!!