Under the border leading into Mexico, within a labyrinth of caves, a deadly presence haunts all who enter. For four friends on an expedition, the caverns become an underground graveyard as the tortured ghosts prey upon them, one by one.
The film takes place in an undisclosed part of Florida, in which a priest is called upon to help exorcise Gail Bowers, who has come to be possessed by malevolent forces.
A supernatural thriller that follows Russel Bayne who quickly finds himself in the middle of a supernatural war between vampires, werewolves, and human hunters after being bitten by a werewolf. To make matters worse, it seems a civil war has erupted among the vampires, with a clan breaking from the others in a quest to return a vampire goddess back to power.
