[She listens to the message several times, debating what she feels about it, what it means. And if she believes it.]

[But what would be the point of lying? It's an elaborate way to get a second shot. Finally, she replies.]

I'm...Korra. Look, I don't know if I'm being crazy, or...just really stupid, but...I believe you. I think.

And if it's true, you didn't do the hurting. I think I have a simple way to prove it, too.