Answering a research ship's distress call in the Timor Sea, Juan Cabrillo's Oregon finds the crew unable to move or speak - victims of an unknown toxin. After a second attack leaves many more paralysed, Juan races not only to find an antidote - but also discover who is behind these crimes and what they want.

His search for answers leads to a 2000-year-old Roman mystery and a plan to bring down a nation by a ruthless enemy acting from beyond the grave. It will take all of Juan's legendary wits, wiles and weaponry to keep millions of innocent lives out of the firing line . . .