The voice immediately captures his attention even if it's faint, and it's her full materialization that causes him to instinctively jerk back. Aradia had stayed anchored to one object without ever putting herself in full view, so this is a new experience for him altogether. Even with his own heart beat thudding in his ears he manages to regain that neutral expression of his, hiding a faint swallow.

"It's fine -- I wasn't going to do anything. I just thought I felt something... and I guess it was you. Who are you?"