It's a nickname.

Nickname?

It's because I could bear the cold better than everyone else.

So that explains the Wakasagi, but what about Hime?

Hmm... Because I was the prettiest and sweetest, right?

What's been up with you lately? You haven't been acting like yourself.

Ah, I did it again... Weird stuff keeps slipping out of my mouth recently.

Is it much farther?

Just a little.

I mean, you're going a bit too fast.

I can't swim that quickly...