Dinah circled the area again, noting no boot or footprints either; so either whatever happened to Momoko didn't happen here (slightly unlikely, with the lost phone) or someone erased all trace of themselves after (not impossible, just more trouble than it was usually worth) oooor the magic kicked in and that's why there were no other physical traces. Argh.

She headed back toward Jaime, and added, "Tell her I found history of weird things happening here about the same time last year, too."