'You can't go around building a better world for people. Only people can build a better world for people. Otherwise, it's just a cage.' There's power in stories. The Fairy Godmother is good. The servant girl marries the Prince. Everyone lives happily ever after . . . don't they? The witches Granny Weatherwax, Nanny Ogg and Magrat Garlick are travelling to far-distant Genua to stop a wedding and save a kingdom. But how do you fight a happy-ever-after, especially when it comes with glass slippers and a power-hungry Fairy Godmother who has made Destiny an offer it can't refuse? It's hard to resist a good story, even when the fate of the kingdom depends on it . . .