Wolf Demon & Dragon Hero (OCxBNHA)

There's a one black mask, that exist from really long ago. Legends say, there's a evil spirit within the mask. The mask will possess you when you put that on your face. The evil energy inside the mask will give you the ultimate power that can fulfill your desires. With the mask, you could've become either no.1 hero or no.1 villain. That mask is called "Dark Wolf Mask"