[Under most circumstances, that would be a pretty unbelievable explanation, but she's already been through a series of unbelievable events up to this point, so what's another? So she'll just approach him with a polite smile and a quick wave, like she's flagging him down for an interview.]

Excuse me! Tatara-san, right? I have some questions about our situation, if you don't mind.

Do you know when anyone last heard from the previous sage or the wizards before they vanished?