One year after the events of"kick boxer: Vengeance", Kurt Sloan has vowed never to go back to Thailand. However, while gearing up for a MMA title shot, he discovers himself forced back to Thailand, this time in prison and sedated. He is there since the ones responsible need him to manage a 6'8" 400 pounds. Monster named Mongkut and in yield to its struggle, Kurt will get two thousand dollars and his freedom back. Kurt initially refuses, by which there is a bounty placed on his head for a way to force him to manage Mongkut. Kurt will experience his rigorous training nonetheless under a few mentors that are unexpected in order to manage Mongkut hoping to regain his freedom and also soon learns he'll have no choice.