"The multifaceted souls of universes," Raine repeated, curiosity piqued. Certainly she could guess that this had something to do with how this world was separated into Life, Death, and Dreaming. If his world had some corollary, and if he'd been gathering data from other people that suggested something similar... well, it would be an absolutely fascinating topic to pursue, and not too far removed from her own persistence in learning about foreign magics.

Her own world had at the very least precedent for different planes of existence. If there was an overarching commonality between them all, in the basic underlying structures of the worlds, it could explain much. "What's your hypothesis?"