Omegaverse where they choose someone else over their soulmates? Xd

shounen no kyoukai!! its a little problematic tho? idk give it a shot, i liked it https://www.mangago.zone/read-manga/shounen_no_kyoukai/

OH MY GOD I FORGOT THE TITLE OF THIS ONE BL IVE READ I REMEMBER ABT THE PLOT THO ML TRIED TO CUT OFF THE FATE THINGY N FIGHT FOR HIS LOVE TO THE BETA TURNED OMEGA UGH WAIT ILL LET U KMOW

OK I FOUND IT
Bokutachi wa Unmei ni Kirawareteiru