The series continues with another action-packed martial arts and kickboxing showdown. This time, martial arts expert and cop John Keller, gains access to death row in order to find out who's behind the killings of a number of inmates. He ends up joining the inmates in battle for the enjoyment of the sadistic warden. Afterwards the best fighters are taken to Caesar, a very peculiar madman, to battle in the ancient Japanese event of Kumite. The most cruel and bloodthirsty audiences watch with fascination as these fighters from various backgrounds of martial arts fight to their violent death during this event.