[ She's about to reply, to ask about Sayori and Yuri, and Natsuki-- but then Monika completely focuses on her, and she feels a little flustered. It's a good kind, though; even in spite of how she's feeling, that Monika's worried about her is... well. She doesn't want Monika to worry.

But that means she cares, and that's important. ]

I... went into the Crystal Lagoon. There was a maze down there, and it-- I don't know what it was. But I felt like I would be there forever, that I would die there alone and it-- it terrified me. I was scared I wouldn't see you or anyone else I care about, ever again.

And I-- saw my brother. I haven't seen him in so long, and I didn't think I'd ever see him again, so...

[ She trails off, because it's not that she doesn't know how she feels. It's just that she doesn't know how to put that into words. ]