After someone he has under surveillance is slaughtered - literally - CIA agent Jack Dunphy is ordered to leave London immediately and return to the US, where he is dumped into a tedious desk job that seems calculated to make him quit. Determined to learn why, Dunphy uses all his CIA tradecraft on the agency that has turned against him - and discovers the fragments of a story that seems too wild to be true, providing him with evidence of a conspiracy that goes back to the time of Christ, a conspiracy so vast and deep and old that the CIA itself is but a cover for it. Embroiled in a plot far more elaborate than he ever could have imagined, with players too powerful and consequences too deadly, Dunphy must uncover the shocking truth - or die trying...