A brand new thriller from the master of contemporary espionage, featuring Gabriel Allon - international art restorer, spy and assassin.A heart-stopping tale of suspense, Daniel Silva's runaway bestseller, The Black Widow, was one of 2016's biggest novels. Now, inHouse of Spies, Gabriel Allon is back and out for revenge - determined to hunt down the world's most dangerous terrorist, a shadowy ISIS mastermind known only as Saladin.Just months after a deadly attack on America, terrorists leave a trail of carnage through London's glittering West End. The attack is a brilliant feat of planning and secrecy, but with one loose thread.The thread leads Gabriel Allon and his team to the south of France and the gilded doorstep of Jean-Luc Martel and Olivia Watson. A beautiful former British fashion model, Olivia pretends not to know the true source of Martel's enormous wealth. And Martel, likewise, turns a blind eye to the fact he is doing business with a man whose objective is the very destruction of the West.Written in seductive and elegant prose, the story moves swiftly from the glamour of Saint-Tropez to the grit of Casablanca and, finally, to an electrifying climax.A dazzling tale of avarice and redemption, set against the backdrop of the great conflict of our times. Silva has inherited the mantle of king of the spy thriller from John le Carré, and is taking the genre into the fascinating, terrifying world of 21st century espionage.