"I won't let you take my sister away from me! stupid demon king..!" metal bat!reader x various characters from the sleeping princess in the demon king castle "buzz off! unless you want me to become one of the reasons for your death!" ﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌