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.

Morgan Grant and her daughter Clara explore what's left behind after a devastating accident reveals a shocking betrayal and forces them to confront family secrets, redefine love, and rediscover each other.

Five young mutants, just discovering their abilities while held in a secret facility against their will, fight to escape their past sins and save themselves.