Yeah, you can’t get her.
It’s an intentional tease, she’s hiding something and avoiding you. Same as the sword girl.
They’ll get content during the development of act 3, once we take back the college and stuff.
Well, Chastity - if you take her on a bar date and give a wrong answer - says that there are fey living amongst humans.
Some types of fey - specially half-fey - might have an easier time living amongst humans.
But yeah, Quiet Girl and Sword Girl seem like viable candidates for being fey or messing with fey stuff (unless it’s eldritch).