the premise of the film be that thomas archer son be murder and his wife be brutalize and he be give a chance at revenge when ( after post traumatic stress disorder therapy ) and he be put in a room with a man strap to a chair and tell this be the culprit . he be give a large table of implement with which to offer retribution represent drill and bat and nail and sledgehammer and torch and whatever you can think of that someone could possibly want to use to physically hurt another human be . we go way too many scene of torture before we figure out that the man archer be torture be not the man who commit the crime . the two then create an uncomfortable alliance while who put them in this situation and why . well and when all be say and do and we do not really care .