Quintus Suetonius and his stepson Manius are frumentarii, the Roman Empire's secret police.  Dispatched to Britannia on a mission whose purpose is concealed from them they they join forces with the formidable female spy Tita Amatia and find themselves embroiled in plot, counter-plot and assassination, unsure of either their allies or their enemies.  They journey from bustling, cosmopolitan, civilised Londinium to the wild North - a hostile snowbound land. Besieged by an alliance of rebellious local tribes, surrounded by intrigue, assailed by matters of the heart and personal ambition, they become reluctant players in a struggle between a ruthless imperial government and others seeking control of the Empire.

A historical thriller set in London and the North East 1,800 years ago, it is available to purchase from Blackwells, Waterstones online, the Book Depository and on Amazon.