Theory
This was their original life, with the tragic ending
Creator wanted them to be happy so made an alternate universe where they don’t have to go through the same troubles
Both get transported back to their old live while mc still has memories of his second life not first life (as the omega) while ml only has the memories of his first life (alpha life) and not his second
He's getting under everyone's skin, like well done author it’s a well made creep but fuckkkkkk I wanna throw the fuck uppp. He's definitely in love with her I can't coppeeee every second of each moment I’m like anticipating his slimy touch and perverse stares