1715. Jonas Flynt, ex-soldier and reluctant member of the Company of Rogues, a shady intelligence group run by ruthless spymaster Nathaniel Charters, is ordered to recover a missing document. Its contents could prove devastating in the wrong hands. On her deathbed, the late Queen Anne may have promised the nation to her half-brother James, the Old Pretender, rather than the new king, George I. But the will has been lost. It may decide the fate of the nation.

Hours later, the man’s cold body lies in the city mortuary, alongside the woman he couldn’t save. And his sister, unconventional nurse Gemma Tate, tracks down troubled police inspector Sebastian Bell to unravel the truth. Sebastian has enough pressure to solve the murder of an aristocratic heiress without Gemma meddling in his case. But the cryptic sentences she brings him from her brother’s notebook could be a crucial lead. If only they knew what “milky way” meant.

December 1899. After the death of her beloved grandmother, Cleopatra Fox moves into the luxury hotel owned by her estranged uncle in the hopes of putting hardship and loneliness behind her. But the poisoning of a guest on Christmas eve throws her new life, and the hotel, into chaos. Cleo quickly realizes no one can be trusted, not Scotland Yard and especially not the hotel’s charming assistant manager.

Sir Francis Walsingham, spymaster to the Tudor Queen Elizabeth has trained Kit Scarlett since she was a girl. Aware that she is able to infiltrate places that his male agents cannot, he sees her as an invaluable member of his team. When Walsingham discovers that a rebel alliance is planning to overthrow Queen Elizabeth and put Mary, Queen of Scots on the English throne, he summons Kit immediately. Together with loyal Scottish agent Iomhar Blackwood, Kit is tasked with finding out the full details of the treasonous plot.

When the body of a young man is found stuffed into the tomb of a medieval knight, Parish Constable Daniel Haze is tasked with investigating his first solo murder case. Suspicion instantly falls on the only stranger to arrive in the village of Birch Hill just before the crime took place, but the American captain proves to be an unexpected asset. A former soldier and a skilled surgeon, Jason Redmond is not only willing to assist Haze with the investigation but will risk his own safety to apprehend the killer.

Cavalry captain Gabriel Lacey returns to Regency London from the Napoleonic wars, burned out, fighting melancholia, his career ended. His interest is piqued when he learns of a missing girl, possibly kidnapped by a prominent member of Parliament. Lacey's search for the girl leads to the discovery of murder, corruption, and dealings with a leader of the underworld.

When Will discovers the body of Spanish Count Don Gonzalo while walking his trusted sidekick Nosewise in the courtyard gardens, and a blackmail note arrives soon after demanding information about the king, is one of his own closely guarded secrets about to be exposed? Trouble is afoot at the palace. Are the king's enemies plotting a move against him? Will must draw on all his wit and ingenuity to get to the bottom of the treacherous and deadly goings-on at the court before further tragedy strikes...

England, 1553. Richard Fitzwarren is a man determined to forge his own path. Once a man of importance, he was driven from his home with his half brother to scratch out a living as a mercenary. With little prospects, Richard must take whatever work comes his way, even when it leads to being thrown into the middle of a plot for the throne. But when his impulsive sibling draws attention from his wrathful family, the pair barely escapes with their lives.

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.

April 1284. As a newly widowed lady-in-waiting to the very pregnant Queen Eleanor of England, Catrin never expected to return to Wales again. She was definitely unprepared to be confronted with murder when she got there - or to find herself face-to-face with Rhys, the childhood friend she lost 20 years before. Rhys had never intended to return home either, but a lifetime of war has deposited him right back where he started - impoverished and owing service to Catrin's older brother.