His brows raise at the phrasing. It implies that there are other ways, which, there are, but he can't say he's particularly believing in magic. Anything thought of as magic is just technology that hasn't been figured out yet. "Are there other means you know of that could cause this?"

The idea of her working toward a goal wasn't one he hadn't thought of, but there was also the very real possibility that these people were simply doing this sort of thing for entertainment. It wasn't entirely out of the realm of possibility.