In its war on the Greek peninsula, the Romans convince the Thracians to join them in defeating the Getae, who have been raiding Thracian villages for generations. The Thracians are fierce warriors and prove to be valiant in battle. They are deceived by the Roman commander, Claudius Glaber, who orders them to fight against the Greeks, something they had not counted on. One of them in particular refuses to fight and rebels against the Romans only to lose the fight and is enslaved along with his wife Sura. The Thracian is transported to Capua where Senator Albinius is …
Now the property of Quintus Batiatus, Spartacus finds himself at Batiatus' gladiatorial combat school. He is anything but cooperative and refuses to do as he is told leading to frequent conflict with his trainer and other gladiators, particularly Crixus. Claudius Glaber would still like to see him dead and takes delight in telling him that his wife is still alive and that his men raped her after they were taken into bondage. Batiatus, who is having severe financial problems and is in debt to money lenders at usurious rates of interest, is hoping to gain favor with …
Spartacus continues to train in Batiatus' gladiatorial combat school. His tempestuous co-operation given in exchange for Batiatus' promise to search for Sura. Meanwhile Batiatus' money troubles and the drought continue. With the Vulcanalia approaching, Spartacus is determined to get nominated to the primus, the feature attraction, though it means fighting the undefeated Crixus.
After being defeated by Crixus in the arena, Spartacus is sent to the underworld to fight for Batiatus, who now is plagued by debts. There, in a place called “The Pits”, the men are no longer men and are forced to kill their opponents in order to survive. After some victories, Spartacus has a dream about his wife, in which he believes he will not survive his next battle. Because of this, he agrees to die in the battle and encourages Batiatus to bet against him, only if he promises to keep searching for Spartacus' wife after his death. But things didn't result as they …
In hopes to bringing rain to Capua, there are some games approaching in which the main event, called Primus, is about to be an epic battle between Spartacus/Crixus and Theokoles, the Shadow of Death, who was never been defeated. Meanwhile, Batiatus discover who is behind his attack in the Pits and Lucretia wants to get pregnant.
Spartacus, now declared the New Champion of Capua, is surprised by the news that his wife Sura has been found, so he draws a plan to gain his freedom. Meanwhile, Barca's freedom is in jeopardy when Batiatus learns that Ovidious' son is alive.
Spartacus is forced to play a roman fighter in the games against a group of thracians, as he recalls his wife and how he met her. Meanwhile, there are some mysteries surrounding Barca's freedom as Pietros tries to deal with it.
Batiatus purchases a new group of gladiator trainees and considers selling Crixus. Meanwhile Crixus is still not fully healed but chafes at Spartacus assuming the role of champion. Ilithyia gets her own gladiator-in-training but trouble arises.
Licinia wants to have a quality time with Spartacus, but Lucretia believes that he has spent so much time without a woman and send a slave to him to practice. When Ilithya learns the intentions of her friend, she wants a quality time for herself with Crixus, which may affect Lucretia's state of mind.
Numerious, the Magistrate's son, is about to celebrate his birthday and the celebration will be at the house of Batiatus, so he decides to have Crixus and Spartacus facing each other in a demonstration battle. But when Ilithyia approaches Numerious, he changes his decision drastically.
The Magistrate is kidnapped and held captive by Batiatus in response of the events at his son's birthday. Meanwhile, Spartacus deals with the wounds (both physical and emotional) and some dreams reveal something disturbing too.
Glaber arrives at Capua to meet Batiatus and discuss the terms of support the house, but he wants to see the legend of Spartacus fighting before he makes his final decision. But that event leads to an important twist leaded by Crixus, which may affect all the intentions of Batiatus.
An epic battle between Spartacus and his gladiator brothers, against Batiatus and his Guards.