Timmy, a young postal worker, must fix the jammed mail sorting machine, 'The Grinder,' before the final collection. He discovers a tiny, tarnished silver gear lodged inside, which he retrieves using a paperclip. This object reminds him of a lost piece from the town's old music box. Timmy successfully restarts the machine and pockets the gear, setting up a new mystery. The episode briefly acknowledges the ongoing community events, referencing the Star on the Spruce and the glaze delivery.