Crassus is confident the trench and palisade he had built secretly will contain Spartacus's army and successfully sets a trap by advancing his general's tent perilously, but the braves get away. To see his debts paid, Caesar controls his fury, being relegated to lower command, while Tiberius is reinstated as Marcus's right hand. Kore conspires with Caesar to expose Tiberius's rape, but hearing her lover admit his paternal pride will forgive any filial flaw decides her instead to defect to the rebel camp. There Spartacus overcomes Crassus's impatience, which even peeks at a bloody brawl. An icy storms kills the thousands weakest rebels, but their frozen corpses achieve revenge by bridging the trench, so Spartacus's men break free.