June 1933. Independent, young Kitty Underhay has been left in charge of her family’s hotel, The Dolphin, on the tranquil English coast. But when several rooms are broken into and searched, including Kitty’s own, she quickly realizes that something out of the ordinary is afoot at the hotel. Soon, rumors are flying in the cozy town that someone is on the hunt for a stolen ruby. A ruby that Kitty’s mother may well have possessed when she herself went missing during the Great War.

At the end of her first unsuccessful season out in society, Lady Georgiana has all but given up on attracting a suitable man - until she receives an invitation to a masked Halloween ball at Broxley Manor. Georgie is uncertain why she was invited, until she learns that the royal family intends to marry her off to a foreign prince, one reputed to be mad.

England, 1920. Eleanor Swift has spent the last few years travelling the world: taking tea in China, tasting alligators in Peru, escaping bandits in Persia and she has just arrived in England after a chaotic 45-day flight from South Africa. Chipstone is about the sleepiest town you could have the misfortune to meet. But then, from the edge of a quarry, through the driving rain, Eleanor is shocked to see a man shot and killed in the distance. Before she can climb down to the spot, the villain is gone and the body has vanished.

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.

Lady Emily Hardcastle is an eccentric widow with a secret past. Florence Armstrong, her maid and confidante, is an expert in martial arts. The year is 1908 and they've just moved from London to the country, hoping for a quiet life. But it is not long before Lady Hardcastle is forced out of her self-imposed retirement. There's a dead body in the woods, and the police are on the wrong scent. Lady Hardcastle makes some enquiries of her own, and it seems she knows a surprising amount about crime investigation...

England. 1923. After a year away at finishing school where she learned etiquette, deportment, and the difference between a fish fork and a salad one, Kitty Worthington is eager to return home. But minutes after she and her brother Ned board the Golden Arrow, the unthinkable happens. A woman with a mysterious connection to her brother is poisoned, and the murderer can only be someone aboard the train. When Scotland Yard hones on Ned as the main suspect, Kitty sets out to investigate.

England, 1925. After years shut away from the world, former detective Lord Edgington of Cranley Hall plans a grand ball to celebrate his seventy-fifth birthday. But when someone starts bumping off members of his scheming family, the old man enlists his teenage grandson to help find the killer, before one of them is next.

Recently divorced and reluctantly retired, Julia Bird has fled London to enjoy idyllic rural life in the Cotswolds. Determined to have the perfect English garden, her first job is to tear down the old shed, where she unearths much more than she’d bargained for: a body, apparently buried for decades. But who could it be, and who killed them? The police draw a blank, and even the gossip-fest that is the local book club can’t remember anyone going missing in the village.

The young man with the shock of white-blond hair lay spread-eagled on the floor, surrounded by fallen books. His hand reached out to the scattered pages, as though he was trying to tell her something. But who is he? How did he come to be killed in Flora’s ordinary little bookshop? Flora finds out he was staying at the Priory Hotel, and when the gardener suddenly dies in its beautiful grounds only a few days later, she is certain that something untoward is happening in her quiet village by the sea.

Edinburgh, 1911: When Maud McIntyre and her lady’s maid, Daisy, form a detective agency, they never dream their first case will take place at a glamorous house in the Scottish Highlands. But when the duchess of Duddingston, concerned that a notorious jewelry thief will target her lavish weekend party, employs Maud to go undercover as a guest to find the culprit, the agency has its first case to solve....

He married for money, she wed by force. On the brink of losing everything, the Duke of Summerton marries heiress Caroline Howlett, but at what cost? She wants neither his crumbling estate nor his title, and what is he, as a man, without them? Before he can resolve this dilemma, something more dangerous than doubt threatens their marriage. When Caroline said she'd rather be dead than married to the duke, she hadn't meant it literally.

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.

Spring, 1905: Free-spirited like the Thoroughbreds she rides across the Kentucky countryside, Stella takes adventure by the reins when she's asked to attend a mysterious wedding in rural England. But once she arrives at the lush Morrington Hall estate, her cold and ambitious father confesses that he won't only give away his best racehorses as gifts - he has also arranged to give away his daughter as bride to the Earl of Atherly's financially strapped son. Stella refuses to be sold off like a prized pony. Yet despite a rough start, there's something intriguing about her groom-to-be.

The Earl of Wrexford possesses a brilliant scientific mind, but boredom and pride lead him to reckless behavior. He does not suffer fools gladly. So when pompous, pious Reverend Josiah Holworthy publicly condemns him for debauchery, Wrexford unsheathes his rapier-sharp wit and strikes back. As their war of words escalates, London's most popular satirical cartoonist, A. J. Quill, skewers them both.

Spring, 1918. The Great War is at a crucial stage, the Germans are making one last push into France, and the Allies are struggling to hold them back. Battle lines are shifting, and men, and their machines, are being sent up and down the front to shore up defenses. Major Heathcliff Lennox, and his batman Greggs, are told to report to their new HQ. They set off on a sunlit day to fly the distance, but the enemy is never far away, and disaster strikes. They're sent crashing to the ground behind enemy lines, where life, death, and love await.

Joan Bennett is a breath away from being a spinster. She’s had four seasons without a suitor. After reading a shockingly sensuous book, Fifty Ways to Sin, Joan decides perhaps it’s time to stop being proper and start being sinful, while she’s still young enough to enjoy it. And what better partner than her brother’s drinking mate, Viscount Burke? He seems the type to know how to give a lady a lascivious adventure.

The year is 1838, and seventeen-year-old Julia Elliston's position has never been more fragile. Orphaned and unmarried in a time when women are legal property of their fathers, husbands, and guardians, she finds herself at the mercy of an anonymous guardian who plans to establish her as a servant in far-off Scotland. With two months to devise a better plan, Julia's first choice - to marry her childhood sweetheart - is denied. Then, a titled dowager offers to introduce Julia into society, opening a realm of possibilities.

Olivia Moreland prides herself on discrediting charlatans, particularly the false mediums that flock to London. But when Lord Stephen St. Leger requests her help in investigating an alleged psychic's claims, she can't deny the ominous feeling she has within the walls of his ancient estate - or the intimately familiar connection she has with Stephen himself. The last time he'd called Blackhope Hall home, Stephen had watched as his elder brother claimed both the family title and the woman he loved.

Pretty and popular, Miss Clare Westmore knows exactly what (or rather, who) she wants: the next Duke of Harrington. But when she twists her ankle on the eve of the Season's most touted event, Clare is left standing in the wallflower line watching her best friend dance away with her duke.

Cora is about to discover who she truly is. It’s the summer of 1913, and Cora Kensington’s life on the family farm has taken a dark turn. Not only are the crops failing, but someone dear to Cora is failing as well. One fateful afternoon, a stranger comes to call, and Cora discovers a terrible secret about her past… a secret that will radically change her future. Cora is invited to take the “Grand Tour” of Europe, a trip intended to finish a person’s education and solidify an understanding of refinement and ancient culture.

Bianca Tate is horrified when her sister Cathy is obliged to accept an offer of marriage from Maximilian St. James, notorious rake. Defiantly, she helps Cathy elope with her true love and takes her sister’s place at the altar. Perched on the lowest branch of his family tree, Max has relied on charm and cunning to survive. But an unexpected stroke of luck gives him an outside chance at a dukedom - and which Tate sister he weds hardly seems to matter. Married or not, Bianca is determined to protect her family’s prosperous ceramics business, even when Max shows an affinity for it.

Governess Juliana Ashbourne has dreams reaching far beyond the confines of her current position, hoping to someday establish her own school for girls. When she inherits a fortune from her late grandfather, she is shocked to learn that “someday” may soon be within reach. However, there is one condition: she must spend a month at the estate of Havenfield - with the very family who disowned her mother. Intent on securing the money she needs to start her school, Juliana accepts the invitation, vowing to guard her heart against those who shunned her all her life.

Phillippa Benning is the unrivaled beauty of the Season. But when another lady challenges her for a marquis's attentions, Phillippa entices him to a secret rendezvous only to stumble upon The Blue Raven, England's most famous spy, lurking at the site of her planned tryst. The Blue Raven has uncovered an enemy plot directed at upcoming society functions, but he's unable to infiltrate London society.

In a quiet corner of northern Edwardian England, Margaret Lounsbury diligently works in her grandmother's millinery shop, making hats and caring for her young sister. Several years earlier, a terrible event shattered their idyllic family life and their future prospects. Maggie is resilient and will do what she must to protect her sister Violet. Still, the loss of her parents weighs heavily on her heart as she begins to wonder if what happened that day on the lake...might not have been an accident.

It's 1811, and the threat of revolution haunts the upper classes of King George III's England. Then a beautiful young woman is found savagely murdered on the altar steps of an ancient church near Westminster Abbey. A dueling pistol found at the scene and the damning testimony of a witness both point to one man - Sebastian St. Cyr, Viscount Devlin, a brilliant young nobleman shattered by his experience in the Napoleonic Wars.

Tania de Batz is most herself with a sword in her hand. Everyone thinks her near-constant dizziness makes her weak, nothing but “a sick girl.” But Tania wants to be strong, independent, a fencer like her father—a former Musketeer and her greatest champion. Then Papa is brutally, mysteriously murdered. His dying wish? For Tania to attend finishing school. But L’Académie des Mariées, Tania realizes, is no finishing school. It’s a secret training ground for new Musketeers.

Summer 1924: On the eve of a glittering society party, by the lake of a grand English country house, a young poet takes his life. The only witnesses, sisters Hannah and Emmeline Hartford, will never speak to each other again. Winter 1999: Grace Bradley, 98, one-time housemaid of Riverton Manor, is visited by a young director making a film about the poet's suicide. Ghosts awaken and memories, long consigned to the dark reaches of Grace's mind, begin to sneak back through the cracks.

Evil is most assuredly afoot - and Britain’s fate rests in the hands of an alluring renegade... and a librarian. These are dark days indeed in Victoria’s England. Londoners are vanishing, then reappearing, washing up as corpses on the banks of the Thames, drained of blood and bone. Yet the Ministry of Peculiar Occurrences - the Crown’s clandestine organization whose bailiwick is the strange and unsettling - will not allow its agents to investigate. Fearless and exceedingly lovely Eliza D. Braun, however, with her disturbing fondness for dynamite, refuses to let the matter rest...

Jack Vines has the Victorian home of his dreams - or so it seems until he discovers an intriguing beauty lurking in the shadows. Stunned, he finds they share the house but live a century apart. The realization leads him to questions so disturbing it changes both their lives forever. She is a prisoner of the past, shrouded in a world of dark mysteries. He holds the keys that will protect their future. But first, he must solve the mystery concealed for nearly 100 years.

Despite living at her father’s inn her entire life, Elizabeth Doyle has always managed to avoid involvement with the smugglers who frequently gather there. Until now. When a handsome smuggler is brought to her with dire injuries, Elizabeth risks everything to hide him - completely unaware that the wounded man is not who he appears to be. When an opportunity arises to infiltrate the notorious smuggling gang he believes caused his father’s death, Jonas Ainsworth, the Viscount Langton, pretends to be one of them.