A fast-paced espionage thriller featuring Gabriel Allon, an art restorer and Israeli intelligence operative. When a beloved British royal is assassinated, Allon is drawn into a dangerous manhunt that spans Europe and the Caribbean. Working with British agent Christopher Keller, a former mercenary with his own secrets, Allon uncovers a plot that reaches deep into Western intelligence networks. The novel combines art, politics, and betrayal, exploring themes of revenge, loyalty, and the moral cost of espionage.