As far as I can tell, they're this world's primals.

[ She uses that explanation for everyone, regardless of whether or not they know what a primal even is. Her scathing tone when she says the words tends to communicate enough on its own, though. ]

There should be somewhere safe nearby, but the rest will have to wait anyway. I gave you the basics, at any rate.

[ Like not getting rid of the amulet that you'll die without, for one. That's kind of important. ]