Book 5 of Stephen King's Epic Fantasy series The Dark Tower. Roland of Gilead's quest to save all worlds from evil continues in this fifth installment of King's epic tale, the series' plot takes a detour which finds the gunslinger and his companions helping the farmers of Calla Bryn Sturgis fight against the terrifying "Wolves" who threaten to kidnap the Calla's children. Followed by Song of Susannah