Wolves of the Calla (The Dark Tower V) by Stephen King

Roland of Gilead and his ka-tet continue their quest to the elusive dark tower. More of the mystery is revealed in this volume. With a classic western shootout as the backdrop, King unravels brings another member to Roland's group: Father Callahan (last seen defeated by a vampire in 'Salem's Lot). Susannah must deal with a pregnancy that is decidedly not of this world, and young Jake continues his lessons in the school of hard knocks.

Calla Bryn Sturgis, a town at the border of Mid- and End-World, is unusual in that twins are the norm. Roughly once each generation, the Wolves come from nearby Thunderclap to raid the town and steal one of each set of twins. Those that are returned are broken (roont, as the locals say).

It falls to Roland and his Gunslingers to save the town. They discover another doorway back to Jake and Eddie's New York, but things are changing there as well. The Dark Tower is crumbling, and all of reality threatens to fall apart with it. The discovery of a Rose in an abandoned lot may hold the key, but the impending showdown with the Wolves means we'll have to wait at least until the next book to get the answers we need.

This part of the tale was excellently paced, but did occasionally feel like an episode of Lost (this close to the end, and they're adding MORE characters and backstory?). I'm anxious to see it through to the end, especially with the twists added at the end of the book involving major figures from our when and where...