It doesn't need one.

Soulmate Au where whenever you or your soulmate gets hurt a mark appears on the spot where your soulmate was harmed, you both share the same mark and the mark disappears as the wound heals Kaminari has a troubled life outside of school and is constanot self harming What happens when his soulmate, Bakugou finds out? #1 Bakukami-4/18/20