In all honesty, she's still trying to figure out how to react to seeing the walking, talking skeleton. The fact that she's good at remaining cool in a crisis is probably the main thing keeping her from gaping or trying to ask how he was doing what he was doing. But for now, she's more than happy to walk along with him.

"Have you met many unfriendly ones?" she asked. Or unfriendly non-humans? Had he been human once? Would asking that cause problems?