In what would be the 7th century AD in our history, the Roman Empire still stands, supported by the twin pillars of the Legions and Thaumaturges of Rome. Despite early victories in the war with the Emperor of Persia, Rome is hardpressed. Constantinople has fallen to the dark sorceries of Lord Dahak, and the Emperor of Persia now marches on Egypt. If he takes that ancient nation, Rome will be starved and defeated. But there is a faint glimmer of hope, for Rome has its own great sorcerer. But can he stand against Dahak, lord of the seven serpents?