Kate Austen has always had a soft spot for people in trouble, but stopping to help stranded motorist Sheryl Ann Martin is a terrible mistake. With her dead husband in the trunk and her killer boyfriend at her side, Sheryl Ann is in trouble. And so is Kate - held hostage in a remote cabin by a couple who can't afford to let her live. Kate's only hope is a desperate run for freedom, but when she is rescued, her nightmare is just beginning.