A discredited black-ops agent tasked with protecting a CIA code operator finds his mission in jeopardy when the secluded facility where she works comes under siege in this thriller starring John Cusack and Malin Akerman. Emerson Kent (Cusack) used to be a top operative. But when he bungles his latest mission, his superiors decide to test his mettle. As a result, Emerson is dispatched to the British countryside, where Katherine (Akerman) broadcasts heavily encrypted codes containing assignments for agents in the field. Emerson's task is to protect Katherine, but he could have never foreseen the struggle that lies ahead. When a mysterious gang launches a vicious assault on the station, Emerson calls for backup and receives an unexpected response that shakes him to the very core. Now, in order to secure the location and survive to tell the story, Emerson and Katherine must solve the riddle of a mysterious message left behind by the previous broadcaster's protector.