A peaceful family vacation turns nightmarish for Emma and John Collingwood and their teenage daughter, Mari, when Mari and her friend Paige are kidnapped by a group of recently-escaped convicts. The leader, Krug, is a cold-blooded killer accompanied by his sadistic brother, Francis, their deranged girlfriend, Sadie, and Krug's son, Justin. The gang seeks refuge in a remote area after a prison break, intending to hide while on the run. When Mari and Paige cross paths with Justin, an ostensible stroke of bad luck leads to the friends being taken captive by the criminals. This encounter sets off a horrifying chain of events as the girls are subjected to unspeakable acts of violence and brutality at the hands of their captors.

In a cruel twist of fate, the Collingwoods unknowingly offer shelter to the fugitives during a storm, unaware that they are harboring the people responsible for their daughter's ordeal. Under their roof, the stark difference between the civilized family and the savage escapees becomes pronounced, setting the stage for a chilling confrontation. As the night progresses, the parents begin to realize the grim reality and true identity of their guests, leading them to an escalating sequence of defensive actions. Forced into a desperate fight for their family's survival, Emma and John must confront the physical and moral boundaries they are willing to cross to protect what is dearest to them.