Taylor accidentally hits Meadow in the head while using Madame LaBeuf's staff. When Louie tries to scare off Meadow while earn his ghost scouting badges. Meanwhile, Frankie tries to help Miles cope with Mirabelle leaving for boarding school.

Frankie's new keyboard is destroyed in the middle of the night, leaving her to become a sleuth in determining who the culprit behind the act could be.

Taylor and Meadow let the inchworm get stolen, and they ask for Miles' help.