"Hidden Reserves" is an exciting and intense book that reveals to the reader the unique nuances of modern espionage. The author successfully combined the elements of a detective story, a psychological thriller, and a spy novel, creating an exciting story that keeps you in suspense until the last page. In the center of events - a talented special services agent, who turns out to be entrusted with an important mission that endangers his life and everything he values. The reader, together with the main character, submits to the complicated intelligence games, risking everything to achieve the goal. "Hidden Reserves" is not only an exciting spy thriller, but also a detailed study of the psychology of the characters, each of whom has his own inner struggle and secrets. This book will leave you with an impression, raising many questions, and major plot twists will keep you in suspense until the very end.