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.

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.

It is 58 BC, and the mighty Tenth Legion, camped in Northern Italy, prepare for the arrival of the most notorious general in Roman history: Julius Caesar. Marcus Falerius Fronto, commander of the Tenth, is a career soldier and long-time companion of Caesar's. Despite his desire for the simplicity of the military life, he cannot help but be drawn into intrigue and politics as Caesar engineers a motive to invade the lands of Gaul.

1179. Henry II is King of England, Wales, Ireland, Normandy, Brittany and Aquitaine. The House of Plantagenet reigns supreme. But there is unrest in Henry's house. Not for the first time, his family talks of rebellion. Ferdia - an Irish nobleman taken captive during the conquest of his homeland - saves the life of Richard, the king's son. In reward for his bravery, he is made squire to Richard, who is already a renowned warrior. Crossing the English Channel, the two are plunged into a campaign to crush rebels in Aquitaine.