https://www.mangago.me/read-manga/punch_drunk_love/
Sounds like this masterpiece
Oh no nvm this the MC loves the boss scratch that
Try this Swapping
https://www.mangago.me/read-manga/swapping/
it’s not either of them but I LOVE seapping 11/10 my actual goat of bl manwhas
swapping*
realising in real time i might have a thing for blackmail plots oops
what’s that one bl manga where the mc hates his boss/coworker and takes a blackmail video when they hookup, but then the ml finds out mc is an otaku or something and the whole thing revolves around this video flash drive T-T