27 - Box with the Broken Seals by E. Phillips Oppenheim

Dive into a complex and thrilling tale of espionage set against the backdrop of World War I. This riveting narrative unfolds through intriguing characters, leaving you torn between the cunning spy and his unyielding pursuer. Box with the Broken Seals is considered one of Oppenheims finest works. (Summary by Richard Kilmer)