Responses
It's one-sided but "Karasugaoka Don't Be Shy" would be one
In this one they dislike each other at the beginning than fall in love, but to the surroundings they appear as hostile throughout
https://www.mangago.me/read-manga/junketsu_drop/
Bad Friend! Enemies on the outside while sneaking to meet up like Romeo and Juliet lol
Any reccs wherein they hate eachother in the outside but is deeply inlove on the inside