A British born officer in the Roman army is to command a regiment in Britain but is forced to change sides in Boudicca's revolt.
Brython, an Iceni by birth, sent to Rome as a child to be educated returns as an experienced cavalry officer who falls in love with Boudicca'a daughter. His childhood friend, now a Druid priest uses a beautiful women to prise the campaign strategy from Brython. While wounded and on leave he witnesses the flogging of Boudicca and the rape of her daughters. He kills a Roman centurion and is thus a renegade. He helps defeat the Ninth legion but is hated by those around Boudicca. His companion since a child is a secret Christian and holds a precious relic from Jesus brought by a centurion from Judea. The Druids are anxious to obtain and destroy it. As Roman Britain descends into flames and chaos Brython has to fight to save all those he loves as two mighty forces, Roman and British, close in on him for the final battle.