Ashenden

A masterful book on espionage, based on the author's own experiences in the English Intelligence Department during World War I. Written by W. Somerset Maugham, this novel focuses on the adventures of the British Agent John Ashenden, who is sent to Geneva and Russia to gather intelligence. Each chapter is a standalone story of different characters, making the plot more complex and intriguing. This engrossing book is considered one of the most expertly written espionage novels ever published and was even required reading for those entering the secret service.