Hogfather is a fantasy novel written by Terry Pratchett. It is part of the Discworld series and takes place during Hogswatch, the Discworld equivalent of Christmas. The story follows Death, who takes on the role of the Hogfather (the Discworld version of Santa Claus) after the real Hogfather goes missing. With the help of his granddaughter Susan, Death sets out to save Hogswatch and ensure that the spirit of the holiday is not lost. Hogfather is a humorous and thought-provoking book that offers a unique twist on the traditional Christmas story.