Cao Pi saw plenty of the same activity on his end, since he passed closed to the Invincible and there were quite a few thieves making off from there with anything not nailed down. It confirms what's going on but not at all where they're going with it. He returns to the rendezvous with a sigh. "Nor on my end. They're extremely quick and good at disappearing. Just when I thought I had one cornered, it would elude me. Apparently, I'm not fast enough to catch any of them in the act."

But, he did pause a moment to grab a fresh piece of string or cord somewhere and tie up his hair, so there's that.