That's quite an understatement. Who knows if the call is even reaching them in the first place.

[He'd hoped that he'd get at least a tiny bit of a response, even if it was something foreign. So when Kiryu pipes up with a suggestion, he shakes his head.]

I don't care to use that strength of a spell with a source that I don't fully understand. That would be a little too reckless for my own well being. If the spirits themselves were curious about what I had to offer, I could explore that more, but I would expect more of a reaction.

The ones from the North are supposed to be pretty aggressive, if the library is correct.