Will studies Druitt's arm and does a little mental calculating. Depending on Joan's size and strength, it could go either way with wound depth, but from the angle... they look more like they were inflicted by someone pulling him towards her, not trying to push him away. The direction's wrong.

Still, Will's not going to make any assumptions yet. He doesn't think there's any such thing as too careful where Druitt's concerned. "And the handkerchief?"