When a body is found beneath Michelangelo's dome, Gabriel Allon is summoned to secretly investigate the death that has been ruled a suicide--a case that brings about an unthinkable act of sabotage.

When last we encountered Gabriel Allon, the master art restorer and sometime officer of Israeli intelligence, he had just prevailed in his blood-soaked duel with Saudi terrorist financier Zizi al-Bakari. Now Gabriel is summoned once more by his masters to undertake what appears to be a routine assignment: travel to Amsterdam to purge the archives of a murdered Dutch terrorism analyst who also happened to be an asset of Israeli intelligence. But once...

Gabriel Allon's idyllic world is once again thrown into turmoil with shocking news from London. The defector and former Russian intelligence officer Grigori Bulganov, who saved Gabriel's life in Moscow, has vanished without a trace. British intelligence is sure he was a double agent all along, but Gabriel knows better. He also knows he made a promise -- a promise that leads to a deadly duel of nerve and wits with one of the world's most ruthless men:...

Gabriel Allon, art restorer and occasional spy, searches for a stolen masterpiece by Caravaggio. Sometimes the best way to find a stolen masterpiece is to steal another one.