A con man on the run from a vicious gangster takes cover by assuming the identity of his prison cellmate, Pete, reuniting with his estranged family, that threatens to drag him into a world just as dangerous as the one he's escaping.

An author returns to his hometown to face the people whom he based his book on.

In a world mostly wiped out by the plague and embroiled in an elemental struggle between good and evil, the fate of mankind rests on the frail shoulders of the 108-year-old Mother Abagail and a handful of survivors. Their worst nightmares are embodied in a man with a lethal smile and unspeakable powers: Randall Flagg, the Dark Man.