You are sentenced on 30 years in jail for killing your opponent in the boxing ring. Instead of serving those 30 years Warden organized a boxing tournament if you win you earn your freedom of you loose you die in the ring. The opponents you are going to face are insane, they are skilled or on drugs... You are not allowed to use drugs because of your health, try not to die and earn your freedom every time you finish the fight you are sent to your cell. Don't cause riots or you will be shot.