"Wyrd Sisters" is a fantasy novel by Terry Pratchett, part of the Discworld series. It follows three witches—Granny Weatherwax, Nanny Ogg, and Magrat Garlick—as they navigate political intrigue and the rightful succession of a kingdom. The story blends humor and social commentary, showcasing the witches' unique powers and perspectives. The plot centers around the murder of a king and the subsequent chaos in the kingdom of Lancre. The witches use their magic and wit to restore order, confronting themes of fate, free will, and the nature of power. The novel is known for its clever dialogue and satirical take on traditional fairy tales.