In the First Punic War, the Roman legions defeated and humiliated Carthage, their only serious rival for power in the Mediterranean. Now a brilliant young Carthaginian general, called Hannibal, is out for revenge. Caught up in the maelstrom are two young boys, Hanno, the son of a distinguished soldier and confidant of Hannibal, and Quintus, son of a Roman equestrian and landowner. A disastrous adventure will see Hanno sold into slavery and bought by Quintus's father.

Romulus and Fabiola are twins, born into slavery after their mother is raped by a drunken nobleman on his way home from a good night out. At 13 years old, they and their mother are sold: Romulus to gladiator school, Fabiola into prostitution, where she will catch the eye of one of the most powerful men in Rome, and their mother into obscurity and death in the salt mines. Tarquinius is an Etruscan, a warrior and soothsayer, born enemy of Rome, but doomed to fight for the Republic in the Forgotten Legion.

As winter approaches in 74 BC, few travellers are abroad. But one man is making the long and weary last stage of his way home. Large parts of his homeland, Thrace, a land north of Greece, has fallen under the hated power of Rome. This Thracian has fought in the Roman legions for nearly a decade. He is skilled, hardened in battle, a sophisticated fighter. Spartacus.

On a small estate just outside Rome in the first century BC, two boys become blood brothers, little imagining the extraordinary future that lies before them. As friends and rivals, Gaius and Marcus are destined to find lasting fame.

The mighty slave army, led by Spartacus, has carried all before it, scattering the legions of Rome. Three praetors, two consuls and one proconsul have been defeated. Spartacus seems invincible as he marches towards the Alps and freedom. But storm clouds are massing on the horizon. Crixus the Gaul defects, taking all his men with him. Crassus, the richest man in Rome, begins to raise a formidable army, tasked specifically with the defeat of Spartacus