Fantasy grandmaster Sir Terry Pratchett's final Discworld novel, and the fifth to feature the witch Tiffany Aching.A SHIVERING OF WORLDSDeep in the Chalk, something is stirring. The owls and the foxes can sense it, and Tiffany Aching feels it in her boots. An old enemy is gathering strength. This is a time of endings and beginnings, old friends and new, a blurring of edges and a shifting of power. Now Tiffany stands between the light and the dark, the good and the bad.As the fairy horde prepares for invasion, Tiffany must summon all the witches to stand with her. To protect the land. Her land.There will be a reckoning. . . .THE FINAL DISCWORLD NOVELThe five funny and fabulous Tiffany Aching adventures are: The Wee Free MenA Hat Full of SkyWintersmithI Shall Wear MidnightThe Shepherd's CrownTiffany's mentors, Granny Weatherwax and Nanny Ogg, star in the novels Equal Rites, Wyrd Sisters, Witches Abroad, Lords and Ladies, Maskerade, and Carpe Jugulum.And don't miss Terry Pratchett's hilarious and wise Discworld novel The Amazing Maurice and His Educated Rodents!