[Wuxian's eyes widen at the way she dents the metal so easily. Well... at least he doesn't have to ask her if she's human - as if her words weren't enough to go by.]

What would they even do, these metal boxes?

[Copying her, he hits an arcade cabinet on the side, too, as if that will help him figure out its purpose.
... That really hurt. He bites his lip and shakes his hand out a bit, all the while trying to look like he didn't hurt himself like an idiot. But really, doing without his cultivation is proving to be quite a pain - literally!

Moving on. As long as he pretends nothing happened, nothing happened!]

You can assume they were intended to amuse humans, but they don't amuse me. I don't know what they're even supposed to be good for.

[Furniture..? Nah, that doesn't work either.]