It was very likely that he would have punished her for telling him that she wasn't wet. A doll should have always been ready for her master, after all.

"It looks like I'll have to spend some time disciplining you tonight, Yukiko." And with their activities starting earlier than normal, there is plenty of time left in the day for everything. "But for now we'll have some fun."

Her punishment for the time being, though, is that he doesn't release his hold on the rope. He pushes her panties and pantyhose down before passing the wand to the other hand. The little protruding head is wedged up between her labia so that it cradles her clit within all the tiny nubs, and turned on. Just a low setting, to start her off with.