Two sisters on Mexican vacation are trapped in a shark observation cage at the bottom of the ocean, with oxygen running low and great whites circling nearby, they have less than an hour of air left to figure out how to get to the surface.
Grieving over the loss of her son, a mother struggles with her feelings for her daughter and her husband. She seeks out a ritual that allows her say goodbye to her dead child, opening the veil between the world of the dead and the living. Her daughter becomes the focus of terror. She must now protect against the evil that was once her beloved son.
A family’s road trip takes a dangerous turn when they arrive at a secluded mobile home park to stay with some relatives and find it mysteriously deserted. Under the cover of darkness, three masked psychopaths pay them a visit to test the family’s every limit as they struggle to survive.