[She raises her eyebrows. He seems really worried about werewolves. She'll worry about that later.

Her finger runs over the individual symbols.]

Demon. Get them in this, and they can't get out until you break it. There's one here, so this'll come in handy for her.

This will keep out most ghosts, women in white, things like that. Something with enough strength will get past it, but anything like that, you're going to need to find and salt and burn the corpse fast anyway.

This is general protection. Something like a dream catcher, keeps out the bad vibes.