Dwight's teacher appreciation brunch turns disastrous when a mysterious creature tears up the venue. But when Dwight and Gretta search for answers, they find all the witnesses are missing memories of that day. Zeke, the school reporter, may be Dwight and Gretta's only hope for getting to the bottom of the mystery.

Dwight and Gretta are struggling to piece together the appearance of a mysterious creature. But time is running out for them to solve the mystery. Mr. Hammond and Baldric are still missing, and Jacopo is down for the count. Can Dwight and Gretta stop the memory thief before more casualties occur?

Macklyn helps Dwight, Gretta, and Baldric find ingredients for a counter spell to stop the memory thief and pledges to bring reinforcements to aid in the fight. Dwight and Gretta are forced to confront their past together. Hexela returns with news about the stone soldiers and who is trying to bring them back.