Not only is his vision and balance on the fritz, but now he's hallucinating.  Could concussions cause people to see and hear things that weren't there? Aaron tilts forward a little bit on his feet, trying to keep his balance. He tentatively reaches a hand to the back of his head, which comes away sticky with blood. "Took a pipe to the head." He blinks, trying to get the sight of the sorceress to go away. It doesn't, and it occurs to his pain fogged brain the real thing might be asking after his welfare.