She sits back, thinking that it's a tragedy he doesn't know what a piano is, but a bit excited to think that she can introduce him to it. She kind of wishes she could listen to a piano for the first time again.

The experience was probably similar to this though, just awe and surprise. It feels like it seeps inside of her and she closes her eyes, tilting her head as if trying to hear it better.

When it ends she opens her eyes, blinking slowly like she's coming out of a dream. "It was beautiful. What was that blue light?"