Young Noa and Michael are put in the care of their new nanny, Leonor, who Noa suspects is a malicious supernatural being. Dismissed by those around her, Noa works to uncover Leonor's true identity, but soon finds herself with far more than she bargained for.

Fifteen years ago evil creatures from the underworld plagued the Earth with the intent of eliminating mankind. Dubbed the Day of Reckoning by survivors of the hellish holocaust, warriors of mankind again must battle the forces of darkness.