The English Assassin by Daniel Silva (Paperback / softback, 2006)

Gabriel Allon, an art restorer by preference and spy by trade, finds himself accused of murder in this gripping thriller. In Zurich, he is framed for the murder of a millionaire banker, leading him to unravel a complex web of events involving Nazi art theft, a decades-old suicide, and a trail of killings. As Gabriel Allon tries to clear his name, he must confront the spy world he thought he had left behind. With an assassin who was once trained by him now on his tail, Gabriel's fight for survival becomes increasingly desperate. A thrilling tale of espionage, suspense, and crime, this novel is a gripping pacey read that will keep you on the edge of your seat. With its intricate plot and complex characters, this book is a worthwhile read for fans of the genre.