When Tiro, the confidential secretary (and slave) of a Roman senator, opens the door to a terrified stranger on a cold November morning, he sets in motion a chain of events that will eventually propel his master into one of the most suspenseful courtroom dramas in history.

Rudi Graf is an engineer who always dreamed of sending rockets to the moon. But instead, he finds himself working alongside Wernher von Braun, launching V2 rockets at London for the Nazis from a bleak seaside town in occupied Holland. As the SS increases its scrutiny of the project, Graf, an engineer more than a soldier, has to muster all of his willpower to toe the party line. And when rumors of a defector circulate through the German ranks, Graf becomes a prime suspect.

Julian Lawndsley has renounced his high-flying job in the city for a simpler life running a bookshop in a small English seaside town. But only a couple of months into his new career, Julian’s evening is disrupted by a visitor. Edward, a Polish émigré living in Silverview, the big house on the edge of town, seems to know a lot about Julian’s family and is rather too interested in the inner workings of his modest new enterprise.

The barbarian nomads of the Eurasian steppes have played a decisive role in world history, but their achievements have gone largely unnoticed. These nomadic tribes have produced some of the world’s greatest conquerors: Attila the Hun, Genghis Khan and Tamerlane, among others. Their deeds still resonate today. Indeed, these nomads built long-lasting empires, facilitated the first global trade of the Silk Road and disseminated religions, technology, knowledge and goods of every description that enriched and changed the lives of so many across Europe, China and the Middle East.

September 29, 1913: the steamship Dresden is halfway between Belgium and England. On board is one of the most famous men in the world, Rudolf Diesel, whose new internal combustion engine is on the verge of revolutionizing global industry forever. But Diesel never arrives at his destination. He vanishes during the night and headlines around the world wonder if it was an accident, suicide, or murder.