You didn't even mean to save kuina in that game-- it was by accident. You guys were in the same game and you just cleared it for yourself but kuina thought that you actually helped her because you wanted to help her.

After that, kuina was like a lovestruck fool. She always followed you everywhere and kept watching all of your moves. You didn't even feel unwatched in your own room. But you somehow didn't mind at.

Kuina walks up to you and smiles widely as she says. "Heyy!"