"The Double Traitor" by E. Phillips Oppenheim is a novel written during the early 20th century, around the time of World War I. The narrative centers on Francis Norgate, a young diplomat who is embroiled in international intrigue and romance while navigating the complexities of diplomacy in Berlin. In this suspenseful tale, Norgate finds himself drawn into a dangerous world of spies, deception, and unexpected relationships, particularly with Baroness von Haase, whose ties to the royal family complicate matters. At the start of the story, Norgate and the Baroness engage in a lively conversation over dinner in a chic Berlin restaurant, where they discuss their impressions of Germany and the realities of diplomacy in an increasingly tense political climate. Their intimate dinner is abruptly interrupted by the arrival of Prince Karl, who demands that Norgate vacate his seat. A confrontation ensues, leading to a scandal that jeopardizes Norgate's position and forces him to leave Berlin sooner than planned. This moment sets the stage for exploration into espionage and Norgate's determination to uncover the truth behind the diplomatic chaos, while also dealing with his feelings for the Baroness and the shadowy figures that linger in the background. (This is an automatically generated summary.)