AD 80. Gaius Valerius Verrens is back where he belongs, at the head of a legion. But this is no ordinary legion. His command is the "unlucky" Ninth, tainted by four decades of ill fortune and poor leadership. A unit regarded as expendable by Valerius's superior, Gnaeus Julius Agricola, governor of Britannia. Yet all that can be swept aside by a single moment of glory, and the long heralded invasion of the north of the province provides the perfect...