Spartacus leads a bold mission to free Crixus from Roman captivity, but a storied gladiator from the House of Batiatus complicates matters. Ilithyia's scheming puts her marriage to Glaber at risk.
Crassus learns that a fellow prominent Roman is attempting to steal the glory of defeating Spartacus. Spartacus looks for a bargaining chip he can use against the Romans.
Lucretia and Batiatus await the arrival of Glaber with the intentions to receive his patronage, while Spartacus focuses attention on his plan for revenge.
Spartacus and Crixus face an undefeated giant gladiator. If they don't overcome their hatred for one another and work as a team, he will kill them both.
Spartacus and the rebels arrive at a crossroads. With the relentless Crassus driving his men hard in the pursuit of Spartacus, the conflict between Tiberius and Caesar escalates.
Spartacus must convince his people to unite against a Roman assault. Lucretia struggles to be free from the commands of men who threaten her fate. Glaber's ruthlessness has consequences.