Keigo's abilities were still in the fledgling stages, in all honesty. Though he could pinpoint reiatsu to an impressively accurate degree, he lacked a great deal of confidence to speak up about it, unless the situation was dire. Right now, it might have been unsettling, but it was far from dire. He was simply having a difficult time of not sensing... well... anything of note in that area. It just didn't feel right and he couldn't convey that in a way that wouldn't make him sound needlessly paranoid.

He was actually quite interested in what Sasuke described, if only because he couldn't recall the last time he was in an area where electricity was a luxury. Sending messages and letters by animal sounded downright absurd. He quirked a brow, uncertain of how to really take the information loaded on him. "This place must have come as a real shock to you, then..."