He startled a little at her expression, his own contorted in wide-eyed confusion. Vibrations on the floor? But...His mouth twitched with a deeper frown. But paper didn't do much of anything, let alone vibrate, right? Was...was she teasing him? He was never really good at telling, especially when it was girls.

"Ouh..." He half-squinted. "I mean, if you would like to, I suppose that's..."