A rogue German agent's unauthorized transmission threatens to expose the D-Day deception plan and jeopardize the Allied invasion. February 1944. British Intelligence relies on a network of German double agents to mislead the German high command regarding Operation Overlord. When a clandestine radio signal is detected near London, the entire deception is compromised, and Kurt Müller, a key operative, becomes the prime suspect. To protect the invasion and his own reputation, Kurt must race against time to unmask and neutralize the traitor.

The premise sets up a tense espionage thriller with high stakes tied to a pivotal historical event. The narrative focuses on the intricate deceptions and counter-deceptions required to maintain operational security during wartime. The plot suggests a fast-paced investigation driven by the protagonist's need to clear his name and prevent catastrophic failure. Readers can expect a story that blends historical context with the suspense of a spy operative's race against time.