Five teenage thieves are challenged by a local bartender to stay overnight in the supposedly haunted catacombs of a nearby cemetery, promising them a rare treasure if they can make it through the night.

A murdered couple return from the beyond to care for their two young children, as well as seek revenge against their killer, accept their children's step parents, and try to prevent their house from being sold.

A Canadian archaeological team in Sicily accidentally unleashes vengeful ghosts of five demonic nuns who were murdered 500 years earlier, and the ghosts now set out to kill the group and townspeople alike.