The murder of a world-famous physicist raises fears that the Illuminati are operating again after centuries of silence, and religion professor Robert Langdon is called in to assist with the case.

September 1943: German forces occupy Rome. Gestapo boss Obersturmbannführer Paul Hauptmann rules with terror. Hunger is widespread. Rumors fester. The war's outcome is far from certain. Diplomats, refugees, and escaped Allied prisoners flee for protection into Vatican City, at one fifth of a square mile the world's smallest state, a neutral, independent country within Rome. A small band of unlikely friends led by a courageous Irish priest is drawn...

In the wake of a Munich writer's assassination, Mossad agent Gabriel Allon and Vatican priest Pietro embark on dangerous journeys that reveal long-buried secrets affecting the fates of millions of people.

Dispatched to reclaim a centuries-old Vatican document containing a world-changing secret, American Jesuit priest Thomas Kelly and Italian art historian and secret vampire Livia Pietro follow cryptic clues while being pursued by a dangerous adversary.

To rescue kidnapped Tess Chaykin, FBI agent Sean Reilly infiltrates the Pope's massive Vatican Secret Archives of the Inquisition in search of a document known as the Fondo Templari, a secret history of the infamous Templars.