Only she knows the truth. Only he can tell the world. Vienna, 1946. A brilliant German scientist spirited out of the ruins Nazi Europe in search of a new life. Moscow, 1964. A rising star of the British diplomatic service whose job is not what it seems. London, the present day. A once promising academic offered an opportunity to seal his place in history. Their stories, their lives, and the fate of the world, are bound by a single document: The Scarlet Papers. The devastating secrets contained within teased by a brief invitation: Tomorrow 11AM. Take a cab and pay in cash. Tell no one.

Maverick sleuth Declan Miller is back at work following the murder of his wife (and amateur ballroom dancing partner) Alex. Working with new partner and heavy metal enthusiast DS Sara Xiu, he is tasked with investigating the double killing of gangland family scion Adrian Cutler and IT consultant Barry Shepherd at the Sands Hotel. Initial evidence suggests a hired gun and a botched job. The search for the hitman begins and Miller begins to reconnect with his old network.

A Russian defector is found brutally murdered in a London hotel. Only four people knew he had turned - the four most important and powerful figures in Whitehall. There's only one conclusion - a mole has infiltrated the highest levels of the nation's security. Operating in secret from within Westminster's darkest corners, former spy Solomon Vine must uncover the traitor. Because Britain's future hangs in the balance. And with it the fate of the whole world.

On a deserted road in Calabria, Greek aid worker Anastasia Cristakos is driving alone to visit one of the new refugee centers funded by billionaire Denis Hisami, whom she has recently married. She slows down to greet two African migrants she recognizes. Too late she realizes they are not her friends. This is an ambush. She manages a desperate phone call to Hisami before her Mafia kidnappers silence her with a powerful drug. Hours later she wakes up in the pitch dark on a container ship, powering eastward across the Mediterranean.

London, September 1666. The Great Fire rages through the city, consuming everything in its path. Even the impregnable cathedral of St. Paul's is engulfed in flames and reduced to ruins. Among the crowds watching its destruction is James Marwood, son of a disgraced printer and reluctant government informer. In the aftermath of the fire, a semi-mummified body is discovered in the ashes of St. Paul's, in a tomb that should have been empty. The man's body has been mutilated, and his thumbs have been tied behind his back.