[Rhea shrugs a bit, like it's nothing special, as she pulls the blanket loosely around her shoulders again.]

Just a guess. [Educated, but instinctive nonetheless. White witches have a knack for getting the vibe of a person, and--] Body language. Not the kind of thing most people would read the same, but if you've known shifters...

[Another shrug, and she smiles.] If you say you're not, I'll believe you.