love your love enemy! https://www.mangago.me/read-manga/love_your_love_enemy/
protect your purity https://www.mangago.me/read-manga/protect_your_purity/
these two are really good off the top of my head and exactly what you want :D
Here’s my list dear, enjoy!
https://www.mangago.me/home/mangalist/3112573/

can someone recommend me bls where two people fight over the same guy, but end up together? or a love triangle but they all get into a relationship together? >_<