The Wind Through the Keyhole

Millions of fans of the "Dark Tower" cycle, contrary to Stephen King's words that the legendary saga is finished, were waiting for its continuation.
And not in vain!
The story, which is part of the cycle, is chronologically placed between the fourth and fifth novels…
This story is told by Roland Deschain to his newly formed second ka-tet — Susannah, Eddie, Jake, and Oy — and they learn about what happened shortly after Roland's mother died.
...The young gunslinger sets out to investigate the murders of peasants in a distant province — murders in which terrified people unanimously accuse a mysterious werewolf.
And accompanying him is one of the members of Roland's first ka-tet — Jamie DeCurry, about whom very little was previously known…