Actress Sian Phillips narrates the history of the Roman Empire through the eyes of Livia Drusilla, examining the reigns of the empress's husband Augustus, as well as Tiberius, Caligula, Claudius and Nero. The story begins with the assassination of the Roman republic's most powerful general Julius Caesar, with the chaos and bloody power grabs that follow even taking down Egypt's legendary queen Cleopatra. Augustus and Livia seize their moment and through a ruthless combination of gladiatorial violence, sexual alliances and cold-blooded murder, they hoodwink the world's most powerful democracy into nominating Augustus as a single autocratic leader - the first emperor of Rome