Historians will ponder the possibilities. Conspiracy theorists will be convinced. Service personnel will sense the familiarity and politicians the world over will seek the sanctity of denial.

It is November, 1941 and while war rages in Europe, a chance encounter in far away Australia for the warship HMAS Sydney is about to jeopardise the fate of the free world.

US Special Agent Graham Palmer, newly arrived in the strange land down under, knows only too well the gravity of his mission - a mission to protect a great secret, regardless of the cost. But no one can foresee the price of his success, a price to be paid by ordinary men that will surely demand an Enduring Deception.