Alright,For anyone who sees this,You dont have to do much,Therell be two people and everyone who sees it will decide will win.
Hopefully nothing gets messed up-
"I love you in every universe" but in the next life and forevermore they cannot find each other despite living in the same universe and being aware of each other, like fate is actively trying to keep them apart and and eventually their love withers down and they give up