"How about you give me a way of contacting you and that, if you're going to stick me with a bill?" She forced up a sweet smile and leveled a steady finger at his forehead protector. Perhaps it was overly-shrewd of her, but if a strange ninja was going to have her pay for his accident at his convenience, she wanted some form of collateral that she could either hold in good faith or cash in at his village.

Just in case, of course.