I don't know either but I'm staying bc it sounds interesting sorry
this is probably not it but this one's really similar
https://www.mangago.me/read-manga/mayonaka_no_ore_wo_mite/
u can just click on the follow button on the comment, that makes u get notifications without having to reply .
Idk if it was this one since its not his boss but his coworker but the same plot you said is here https://www.mangago.me/read-manga/my_secret_stalker/
whats that one bl where the uke is a neet/shut in and his place his messy cus hes overworked and his boss likes him and actually breaks into his house and cleans it for him its like some freak4freak type of situation idk