worlds of wheres and whens. The destinies of Roland, Susannah, Jake, Father Callahan, Oy, and Eddie are bound in the Dark Tower itself, which now pulls them ever closer to their own endings and beginnings and into a maelstrom of emotion, violence, and discovery. And as he closes in on the Tower, Roland's every step is shadowed by a terrible and sinister creation. Finally, he realises, he may have to walk the last dark strait alone... The series consists of The Dark Tower I: The Gunslinger; The Dark Tower II: The Drawing of the Three; The Dark Tower III: The Waste Lands; The Dark Tower IV: Wizard and Glass; The Dark Tower V: Wolves of the Calla; The Dark Tower VI: Song of Susannah; The Dark Tower VII: The Dark Tower; The Wind Through the Keyhole: A Dark Tower novel.