The Dark Tower Wolves of the Calla

In the fertile lands of the East, the farming community has been warned the wolves are coming back. Four gunslingers, led by Roland of Gilead, are also coming their way. And the farmers of the Calla want to enlist some hard calibers. Torn between protecting the innocent community and his urgent quest, Roland faces his most deadly perils as he journey through the Mid-World towards the Dark Tower.