Born into a society where everyone has a soulmate Shiro is the first person to be all alone. Loneliness is a poison no one can resist. Soulmates are supposed to help you detoxify But what do you do when you have no soulmate?

"If they're not in this world, Just go to another world and find them"

"Are you Insane?"

"Hehehe Maybe"

{A slight twist on the world-hopping/system holding Mc that travels through multiple worlds finding the ML genre.}