It caught Blythe off guard that Kain wasn't sure if he'd return to his world. It sounded lovely, full of nature, and yes - there was that kingdom! She'd only read about a kingdom once. It was one that used to belong to Neverwas, but it went to Nothingness and chose never to come back.
She was afraid that she'd asked too many questions and that he didn't really want to talk about it. They seemed to have quite a bit in common in that respect.
"Ah, the tower...contained one of the four spirits of our world. That is all I know." Blythe dropped it quickly, for yes, she knew more, but she didn't feel much for details. "Where...Where would you go if you wished not to return to Baron?"