Spartacus has to once again use his leadership skills to convince his band of rebels to unite against the Roman assault. Lucretia struggles to get rid of those men standing in the way of her fate.

Spartacus puts a plan in motion to weaken Crassus's forces and gain the upper hand. Betrayal threatens to foil the plan.

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 Caeser escalates.