Lucy Moro and her older sister Martha are anti-death penalty protestors, fighting for the acquittal of their father Simon, who is on death row for the murder of their mother eight years ago. The sisters live in their parents' house in a small Ohio town, and travel to various states in a mobile home, together with their little year-old brother Ben. At one demonstration outside a prison in Illinois, Lucy meets Mercy Bromage, a lawyer whose father is a police officer. Despite the political tensions between the two, Lucy and Mercy grow closer to each other. They begin to keep in contact over the phone and over Skype.
Mercy is a erotic thriller film directed by Damian Harris and starring Ellen Barkin. The movie was based on a novel written by David L. Detective Cathy Palmer Ellen Barkin is on the trail of an elusive serial killer. Matters become even more complicated when Palmer finds herself attracted to Kittrie, leading to a brief lesbian encounter.