WOLVES OF THE CALLA is the fifth volume in Stephen King’s epic Dark Tower series. The Dark Tower is now a major motion picture starring Matthew McConaughey and Idris Elba.In the fifth novel in StephenKing’s bestselling fantasy series, Roland and his ka-tet are bearing through the forests of the Mid-World on their journey to the Dark Tower. Tracking their every move is a group of farmers from the town of Calla Bryn Sturgis. The trackers have been warned that the Wolves, a band of masked riders, are about to gallop out of the dark land of Thunderclap and raid their town. And they want to enlist the help of the four gunslingers.