A psychiatrist tries to put her life back together after a violent attack by seeking to repair the life of a new patient, but he has his own terrifying history.

Madison, a single mother, and her children, are awoken nightly by an increasingly strange and intense presence. She seeks help from her scientist boyfriend Nikolai, who begins a hunt to destroy the violent spirit that paranormal experts are too frightened to take on.

A rich heiress and her friends head for a weekend of fun at her isolated ranch house in the middle of no man's land. They soon find that the caretaker's dark past, has taken him down a bloody killing spree.

In 1978 Sheriff Reed captures the deranged serial killer known as The Death Valley Drifter in the desert and the criminal is sentenced to death. In the present day, Sheriff Reed is near retirement and will be replaced by his son. Whilst they are having a meal in a rest stop diner in the middle of the desert, a runaway car with three thieves who robbed a casino stops in the spot for refueling. One of the robbers is the former boyfriend of the waitress Maya, and another criminal is wounded in the backseat. There is a shootout among the thieves and the sheriffs and their car explodes, however the body of the wounded criminal vanishes and the survivors discover that they are stranded in the place. Furthermore, they are stalked and chased by a fiend with stench known as The Reeker.

Five men wake up in a locked-down warehouse with no memory of who they are. They are forced to figure out who is good and who is bad to stay alive.