Gods Mistake (Male Reader x BTS)

In a world where soulmates are recognized by a mark given to them at birth what happens when God forgot to give 7 idols their other halves?

Lacking of parents and missing his memory Min-Jae wanders the streets until he's found by the idols from a famous group called BTS.
What happens when their marks happen to match the 7 on his skin?

Everyone has a mark when they're born that match the mark of their soulmate. If their soulmate rejects them their mark fades and part of their heart breaks.