not that *exact* formula, but 'boundary of delusion' is pretty close. also the side couple from 'jinx' is a bit like that too (not as much tho)
Protect Your Purity
I got a list for that!
https://www.mangago.me/home/mangalist/3704022/
https://www.mangago.me/read-manga/nande_koigataki_ga_ki_ni_nannen/ this one is EXACTLY like that hehe
Omg thanku sm all of you <33333 esp that list as well
your welcome bby
I think i scrolled past someone's question that requested bls where person 1 and 2 are love rivals for person 3 but 1 and 2 ends up together.
Seemed interesting but i cant find it anymore
Can i get the recs as well QwQ i only remember protect your purity being on the list