Bottom line is the skinwalkers take on Keira's form. You need to swallow your feminist agenda resentment of the inverted triangle shirtwaist thing. For real, or there will be no progress here.
I am the key.
I won't do sh*t unless the skinwalkers is top notch. All do it all for you Keira Knightley.
Skinwalking is simple you have a multiverse of these people, you can easily take my little umbrella dust
And pair to that person's sensory organs (which are really located in the blood, notice sleep paralysis?)