Ah well, that makes sense. For a given definition of sense. She doesn't have anything like a cosmic keystone, though she can understand what it means in this case. Who he is is enough to influence it, but not change it. Probably. See, this whole not knowing the most basic things about other worlds is enough to send her frustration flaring again.

"...Well. Do you know why other world's mortals have magic? Is that normal? I'm fairly sure to get any blessing like that, you need to be related to the gods and some of them seem to have fairly extensive powers. As if they're related to several. Then again, I appear to exist in some form in a whole other world. Under the name of Lady Vana. And I'm married? Or her version of me is--but I'm supposed to--I just...I hate looking foolish and I feel like the longer I interact with everyone, the more foolish and behind I feel."