In Berlin, Kurt Müller, an Abwehr signalman, discovers a colleague lying dead at his radio receiver. The criminal police dismiss the death as suicide, but Kurt is not convinced. Kurt follows a trail of mysteries, witnessing several atrocities that expose the Nazi regime for what it truly is. When the trail leads him to the German resistance, he faces the most difficult choices of his life. He must choose between his duty and his conscience, between his country and his family, between love and death.

1942: a German spy comes ashore on a desolate stretch of Lincolnshire beach. But he is hunted down by a young detective, Richard Prince. The secret services have need of a man like him.... In occupied Europe, Denmark is a hotbed of problems for British intelligence. Rumours of a war-ending weapon being developed by the Germans are rife. Sent to Copenhagen, Prince is soon caught in a deadly game of cat and mouse. Dodging Gestapo agents, SS muscle and the danger of betrayal, his survival - and the war effort - hangs in the balance.

To live among wolves, first you must become one… An unmissable new spy thriller from best-selling master of the genre, Alex Gerlis. War is coming to Europe. British spymaster Barnaby Allen begins recruiting a network of agents in Germany. With diplomatic relations quickly unravelling, this pack of spies soon comes into their own: the horse-loving German at home in Berlin's underground; the young American sports journalist; the mysterious Luftwaffe officer; the Japanese diplomat and the most unlikely one of all... the SS officer's wife.

February, 1944. A bitter winter grips occupied France, where Marc Reece leads a circuit of British agents risking their lives in order to sabotage the German war effort from within. But Reece has a second mission, secret even from his fellow agents - including Charlotte, the woman with whom he has ill-advisedly fallen in love. He must secure a document identifying a German spy at the heart of British intelligence. The fate of the Allied forces on D-Day is in his hands.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

Two years ago, a hostile Prime Minister launched the Monochrome inquiry, investigating "historical over-reaching" by the British Secret Service “to investigate historical over-reaching.” Monochrome’s mission was to ferret out any hint of misconduct by any MI5 officer—and allowed Griselda Fleet and Malcolm Kyle, the two civil servants seconded to the project, unfettered access to any and all confidential information in the Service archives in order to do so. But MI5’s formidable First Desk did not become Britain’s top spy by accident, and she has successfully thwarted the inquiry at every turn.

France, July 1944: a month after the Allied landings in Normandy, and the liberation of Europe is under way. In the Pas-de-Calais, Nathalie Mercier, a young British Special Operations executive secret agent working with the French Resistance, disappears. In London, her husband, Owen Quinn, an officer with Royal Navy Intelligence, discovers the truth about her role in the Allies' sophisticated deception at the heart of D-Day.

After the assassination of his wife and son, Gabriel Allon retires from his brutal anti-terrorist career and loses himself in his previous cover job: art restoration. But when Tariq al-Hourani, the Palestinian terrorist responsible for his family’s death, begins a killing spree designed to destroy Middle East peace talks, Gabriel once again slips into the shadowy world of international intrigue. In a global game of hide-and-seek, the motives of Gabriel and Tariq soon become more personal than political.

By 1939, Anglo-American journalist John Russell has spent over a decade in Berlin, where his son lives with his mother. He writes human-interest pieces for British and American papers, avoiding the investigative journalism that could get him deported. But as World War II approaches, he faces having to leave his son as well as his girlfriend of several years, a beautiful German starlet. When an acquaintance from his old communist days approaches him to do some work for the Soviets, Russell is reluctant, but he is unable to resist the offer.

In war-torn Yugoslavia, a beautiful young filmmaker and photographer - a veritable hero to her people - and a German officer have been brutally murdered. Assigned to the case is military intelligence officer Captain Gregor Reinhardt. Already haunted by his wartime actions and the mistakes he's made off the battlefield, he soon finds that his investigation may be more than just a murder, and that the late Yugoslavian heroine may have been much more brilliant - and treacherous - than anyone knew.

A convoy of 37 merchant ships is ploughing through icy, submarine-infested North Atlantic seas during the most critical days of World War II, when the German submarines had the upper hand and Allied shipping was suffering heavy losses. In charge is Commander George Krause, an untested veteran of the US Navy. Hounded by a wolf pack of German U-boats, he faces 48 hours of desperate peril trapped the bridge of the ship. Exhausted beyond measure, he must make countless and terrible decisions as he leads his small fighting force against the relentless U-boats.

His code name was “The Needle.” He was a German aristocrat of extraordinary intelligence - a master spy with a legacy of violence in his blood, and the object of the most desperate manhunt in history.... But his fate lay in the hands of a young and vulnerable English woman, whose loyalty, if swayed, would assure his freedom - and win the war for the Nazis....

“In wartime,” Winston Churchill wrote, “truth is so precious that she should always be attended by a bodyguard of lies.” For Britain’s counterintelligence operations, this meant finding the unlikeliest agent imaginable - a history professor named Alfred Vicary, handpicked by Churchill himself to expose a highly dangerous, but unknown, traitor. The Nazis, however, have also chosen an unlikely agent.

It's June 1941, and the low point of the war. England throws wave after wave of RAF bombers across the Channel, but somehow the Luftwaffe is able to shoot them down at will. The skies, indeed, the war itself seem to belong to Hitler.

Twenty-five years after the end of the war, Noah Ainsworth is still preoccupied with those perilous, exhilarating years as a British SOE operative in France. A head injury sustained on his final operation has caused frustrating gaps in his memory—in particular about the agent who saved his life during that mission gone wrong, whose real name he never knew, nor whether she even survived the war.