Bl where the MC has a stalker but it's not the ML(top). I kinda want to see the ML saving ...

my perverted stalker love it! idk if you alr read that one tho

Ang ang the top has a stalker and the bottom is his bodyguard

i think this one match!
https://www.mangago.zone/read-manga/housou_kinshi_no_shiseikatsu/

https://www.mangago.zone/read-manga/romance_but_not_romantic/
https://www.mangago.zone/read-manga/yoru_to_asa_no_uta_ec/
https://www.mangago.zone/read-manga/love_at_first_fright/