In a near future where 'judicial combat' has become accepted practice and legal trials are settled by gladiatorial combat between elected 'Champions', it’s a system that rewards corruption and punishes the innocent. Once-great Champion John Porter, chewed up and spat out by the judiciary, is galvanized by a fresh injustice, and fueled with righteous fury. Porter seeks a judgment day against his old nemesis: a high-stakes battle to the death, in the hope of bringing the whole system crashing down.