Master of international intrigue Daniel Silva follows up his acclaimed #1 New York Times bestsellers The Order, The New Girl, and The Other Woman with this riveting, action-packed tale of espionage and suspense featuring art restorer and spy Gabriel Allon.

The fatal poisoning of a Russian billionaire sends Gabriel Allon on a dangerous journey across Europe and into the orbit of a musical virtuoso who may hold the key to the truth about his friend’s death.

The plot Allon uncovers leads to secret channels of money and influence that go to the very heart of Western democracy and threaten the stability of the global order.

Daniel Silva is the bestselling author of The Unlikely Spy, The Mark of the Assassin, The Marching Season, The Kill Artist, The English Assassin, The Confessor, A Death in Vienna, Price of Fire, The Messenger, The Secret Servant,Moscow Rules and The Defector. He lives in Washington, DC, with his wife, NBC News Today correspondent Jamie Gangel, and their two children, Lily and Nicholas.