Stacy Phelps doesn't want to be anywhere near her abusive ex-husband the weekend that he's getting out of prison. With her best friends by her side, they decide to go away to her parent's beach house. Soon, they will be in a fight to survive the night.

The Mangled tells the story of a family who would stop at nothing to get their missing daughter back. But their secrets go back further, as the night unravels so do the Bates.