It's Christmas and all 14 yr old misfit Callum really wants is a replacement for his beloved dog Brandy, but his overpowering Dad won't allow it. But when Callum is given a mysterious spell book he decides to stick two fingers up to his Dad by bringing Brandy back from the dead. Unfortunately the junior necromancer unwittingly gives terrible life to the horrors that lurk beneath every family Christmas and sets the scene for a truly dysfunctional supernatural yuletide showdown.
It's Hogswatch (equivalent to Christmas) on the Discworld and the Hogfather has gone missing, requiring Death to take his place while his granddaughter Susan endeavors to find out what has happened.