Momo doesn't talk to other people that often, but... she should probably change that, right? Especially with Kido having actually Said Something about them, knowing some people around Virgo way wouldn't hurt.

So when she sees someone having trouble with their music, which is something she's more than familiar with, Momo decides she might as well see if she can help.

"That's a lot of paper." ... It's a start, right? Just sort of... stating the obvious?