Taylor family composed of Father Peter, mother Bronny, daughter Stephanie and larger younger son Michael is located on vacation to the Grand Canyon with another couple, family, the Carters. While it is in a walking with his sister and Andrew, Michael, who suffers from autism is left alone for a few minutes and collapses into an underground cavern. Discover five mysterious stones belonging to the Anasazi tribe, used to keep the demons and spirits away. Michael is taken out of the cave and returns home with his family. Michael returned home with five stones without anyone knowing. Soon, the family home Taylor start to spend some strange things.