It's Christmas Eve, and Winston is brimming with excitement. But even during the holidays, he remains vigilant, upholding his duties as the TDIC (Top Dog in Charge) of Apple security. It's a good thing, too, because that night, a mysterious red glow appears through the window, and an unfamiliar figure sneaks into the house. What the woof? In the true spirit of "A Visit from St. Nicholas," Winston is about to make a most curious and surprising discovery.