Now its the last part of this horror series and im sure there will be more parts coming ahead. This film is in time line between second and third parts and we are watching story of John Krammer still fighting with cancer. When loses hope he found a special facility where they can cure any type of cancer so of course John called there and to arrange the operation. This film still have original traps and even the story is diffrent but its good.We can even see some characters from the other parts like Amanda and Mark.