Can the future ever erase the past? Rose has a Cross mother and a nought father in a society where the pale-skinned noughts are treated as inferiors and those with dual heritage face a life-long battle against deep-rooted prejudices.
Rome, AD 34: Vespasian is serving as a military officer on the outskirts of the Empire. But political events in Rome - Tiberius's increasing debauchery, the escalating grain crisis - draw him back to the city. When Caligula becomes Emperor, Vespasian believes that things will improve. Instead, the young emperor deteriorates from Rome's shining star to a blood-crazed, incestuous, all-powerful madman.