Salisbury, 1226. A young pregnant woman is found tangled in reeds in the river Avon, her identity a mystery. Grieving widow Ela Longespée is determined to succeed her husband as sheriff of Salisbury, and quickly takes charge of the investigation. She soon finds herself in the thick of a neighborhood scandal and a struggle to maintain her authority. With multiple suspects, can she identify the true killer?

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.

Sir Hugh Corbett, Keeper of the Secret Seal, hastens to the Dominican Priory at Blackfriars where Gaveston's corpse awaits burial. But, on arrival, Corbett discovers that a series of macabre murders has turned the priory into a mansion of death, and a killer is roaming free. Meanwhile, rumours spread that the pirate ships of the Black Banner Fleet are intent on entering the River Thames and, if the Sea Beggars succeed in their mission, they will weaken the king's power throughout the city.

When mystery writer Marius Quin and his sleuthing partner Lady Bella Montague are hired by a secretive stranger to find a missing civil servant, they immediately set to work. Ernest Castleton was taken at gunpoint days earlier, but with the help of his distraught fiancée, Marius and Bella uncover a vital clue. Ernest hid a cryptic letter in the British Museum, and it sends the intrepid duo on a trail that stretches from the center of London all the way to the English coast.

Northumberland, 1809: A beautiful young heiress disappears from her locked bedchamber at Linn Hagh. The local constables are baffled and the townsfolk cry "witchcraft". The heiress' uncle summons help from Detective Lavender and his assistant, Constable Woods, who face one of their most challenging cases.

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.

Stephen Attebrook, a crippled knight facing poverty and ruin, seems condemned to a quiet life when he takes a position as deputy coroner in the small medieval town of Ludlow. But instead, he plunges into a web of murder, espionage, and intrigue. A death Attebrook rules an accidental drowning turns out to be a murder, and he must find the killer with little evidence pointing the way. Then a commission to return a runaway apprentice pitches him into the midst of a conflict between a rebellious earl and King Henry III that is about to erupt into civil war.

Miss Busby helped Major Heathcliff Lennox solve a series of murders at Bloxford in the Cotswolds. Now, she finds herself drawn into a new murder, but this time, it's just her, and she must rely on her sharp mind and sharper wits to catch a Cotswolds killer, along with a handsome police inspector and a reporter who's keen to make her mark.

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.

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.