"Undercover" is a fascinating detective novel woven by two talented writers, Martyn, Wyndham and Megrue, Roi Cooper. In this book, the reader will immerse himself in the intriguing world of espionage and intelligence, where the main character is a mysterious agent who must complete a difficult task. Readers can expect unexpected turns of the plot, unpredictable revelations and tense moments, highlighted by the masterful writing of the authors. "Undercover" is a book that will grab you from the first pages and won't let you go until the last.