The story of a man in a shadowy profession, someone hired by a government, a financier, or a criminal, to help with a particularly vexing problem from which they need to be insulated. Against all the rules of his profession, first and foremost, you don't kill the messenger. Anthony Mason discovers one day that his wife and son have been brutally murdered. Consumed by grief, unrelenting in his desire to find out why, Mason is propelled on an angry mission of justice across the globe, as he seeks answers and tries to come to terms with the life he has lost.