When a murder is committed, a lady's companion finds herself in the role of amateur sleuth...1789, London: When Emily Fanshawe, Marchioness of Polbrook, is found strangled in her bedchamber, suspicion immediately falls on those residing in the grand house in Hanover Square. Emily's husband - Randal Fanshawe, Lord Polbrook - fled in the night and is chief suspect - much to the dismay of his family. Ottilia Draycott is brought in as the new lady's companion to Sybilla, Dowager Marchioness, and soon finds herself assisting younger son Lord Francis Fanshawe in his investigations.

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.

Following the death of her husband, Lady Darby has taken refuge at her sister's estate, finding solace in her passion for painting. But when one of the house guests is murdered, her brother-in-law asks her to aid the insufferable Sebastian Gage - a fellow guest with some experience as an inquiry agent. While Gage is clearly more competent than she first assumed, Kiera isn't about to let her guard down, as accusations and rumors swirl.

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.

Twenty-six-year-old Beatrice Hyde-Clare is far too shy to investigate the suspicious death of a fellow guest in the Lake District. A spinster who lives on the sufferance of her relatives, she would certainly not presume to search the rooms of her host's son and his friend looking for evidence. Reared in the twin virtues of deference and docility, she would absolutely never think to question the imperious Duke of Kesgrave about anything, let alone how he chose to represent the incident to the local constable. And yet that's exactly what she does.

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 daughter of a baronet and minor heiress, Rosalind Thorne was nearly ruined after her father abandoned the family. To survive in the only world she knew, she began to manage the affairs of some of London society's most influential women, who rely on her wit and discretion. So when artistocratic wastrel Jasper Aimesworth is found dead in London's most exclusive ballroom, Almack's, Rosalind must use her skills and connections to uncover the killer.

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.

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...

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.

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.

London 1815. Newly widowed Lily Adler is returning to a society that frowns on independent women. At a ball thrown by her oldest friend, Lady Walter, she expects the scandal, gossip, and secrets. What she doesn't expect is the dead body in Lady Walter's garden. Lily overheard the man just minutes before he was shot: young, desperate, and attempting blackmail. But she's willing to leave the matter to the local constables - until Lord Walter bribes the investigating magistrate to drop the case. Stunned, Lily realizes she's the only one with the key to catching the killer.

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.

Librarian Sylvia Ashe knows nothing about her past, having grown up without a father and a mother who refused to discuss him. When she stumbles upon a diary that suggests she's descended from magicians, she's skeptical. After all, magicians are special, and she's just an ordinary woman who loves books. She seeks answers from a member of the most prominent family of magicians, but she quickly learns that finding the truth won't be easy, especially when he turns out to be as artless as her, and more compelling and dangerous than books.

A murdered opera singer. A duke drenched in her blood. For Bow Street Officer Hugh Marsden, the brutal killing is a straightforward case. Ever since his exile from polite society, the chance to arrest a high and mighty peer of the realm has never presented itself. Hugh won't snub the opportunity now. But Audrey Sinclair, the Duchess of Fournier, is certain her husband is wrongly accused, and she's determined to prove it to the arrogant Bow Street officer, even if she must employ her most peculiar ability—or perhaps curse—to guide her investigation. After all, a duchess can do as she pleases.

When a murder is committed, a lady's companion finds herself in the role of amateur sleuth...1789, London: When Emily Fanshawe, Marchioness of Polbrook, is found strangled in her bedchamber, suspicion immediately falls on those residing in the grand house in Hanover Square. Emily's husband - Randal Fanshawe, Lord Polbrook - fled in the night and is chief suspect - much to the dismay of his family. Ottilia Draycott is brought in as the new lady's companion to Sybilla, Dowager Marchioness, and soon finds herself assisting younger son Lord Francis Fanshawe in his investigations.

After receiving a distressing letter from a friend, Lady Anne Addison wastes no time in traveling to Yorkshire to offer whatever help she can. She has no idea what she'll find there, but she certainly wasn't expecting to be met by tales of a werewolf terrorizing the area - nor the dead body she discovers upon arriving. Driven by curiosity and a keen intelligence, Lady Anne dismisses the notion of such a beast, but she's nonetheless drawn into the mysteries by the secrecy surrounding her friend and the infuriating yet enticing Lord Darkefell.

The shocking murder of Sir Henry Claybourne leaves Regency London shaken and horror-struck. But for genteel spinster Miss Emmeline St. Germaine, the crime slices far too close to home. Just hours before the knight's death she held a dagger to him, threatening him to stay silent as she rescued a scullery maid he had procured for his pleasure. Did the man - or woman - who murdered the knight know of her visit? Her secret identity at risk, her reputation and life in jeopardy, Emmeline must solve the crime or face scandalous exposure and ruination for a crime she did not commit.

Major Robert Kurland has returned to the quiet vistas of Kurland St. Mary to recuperate from the horrors of Waterloo. However injured his body may be, his mind is as active as ever. Too active, perhaps. When he glimpses a shadowy figure from his bedroom window struggling with a heavy load, the tranquil façade of the village begins to loom sinister....

Newly returned from finishing school, Lady Juliette Thorndike is ready to debut in London society. Due to her years away, she hasn't spent much time with her parents, and sees them only as the flighty, dilettante couple the other nobles love. But when they disappear, she discovers she never really knew them at all. They've been living double lives as government spies-and they're only the latest in a long history of espionage that is the family's legacy.

Before Jack the Ripper terrorised London, Police Inspector Samuel Ravenscroft patrolled the streets of Whitechapel. Clever and hard-working, Ravenscroft nonetheless has the worst record in the force. He lets a murderer escape during a chase and is banished to the spa town of Malvern for a water treatment to cure his asthma. Ravenscroft accepts a dinner invitation from a new acquaintance, Jabez Pitzer. Before dinner, the maid finds Pitzer slumped over his desk - dead. Ravenscroft immediately recognises the signs - Pitzer has been poisoned.

Someone is snatching priceless jewels right off the necks of British aristocrats. With his intimate access to the parlors and bedrooms of Regency London, the Richmond Thief strikes again and again. The Bow Street Runners, the city's only detectives, seem powerless to stop him. Enter Althea, lady scientist. As the young widow of a country gentleman, Lady Althea Trent is introduced to the upper-class social scene as yet another pretty face. But her own scientific inquiries and an invitation to act as an agent of Bow Street propel her into the hunt for the Richmond Thief.

When mystery novelist Hazel Martin receives a secretive letter from an old friend who suspects her relatives have murderous intentions, she packs her bags and heads to the country. Tampered medications, symptoms of poisoning, and suspicious accidents all add up to attempted murder, and it's up to Hazel and her Siamese cat, Dickens, to sniff out the clues. But with a house full of relatives who all have a motive, will Hazel be able to unmask the culprit before things turn deadly?

Olivia Denis is a content young wife with a carefree life in late 1930s London. Then her world is shattered with the violent death of her husband, Reggie. The police want to call it a suicide and close the case, but Olivia knows Reggie couldn't possibly have fired the fatal shot. Further mysteries surface surrounding her husband's death. Did the trustworthy Foreign Office employee betray government secrets? Was his murder linked to the death of a German embassy clerk the same night? And who searched their flat?

East London, 1888 - a city apart. A place of shadow and light where thieves, whores, and dreamers mingle, where children play in the cobbled streets by day and a killer stalks at night, where bright hopes meet the darkest truths. Here, by the whispering waters of the Thames, Fiona Finnegan, a worker in a tea factory, hopes to own a shop one day, together with her lifelong love, Joe Bristow, a costermonger's son. With nothing but their faith in each other to spur them on, Fiona and Joe struggle, save, and sacrifice to achieve their dreams.

British private investigator, Thomas Kincaid, thinks he's seen it all...until a gorgeous, soaking-wet American shows up and demands he help her find a stolen family heirloom. Having had his heart crushed once before by a beautiful woman, Kincaid has no intention of tempting fate a second time. But Joanna Thorncroft isn't about to take no for an answer. Joanna has to find her mother's ring and discover the secrets it contains. Secrets that have brought her all the way across the Atlantic and onto the doorstep of a sinfully handsome detective.

For Emily, accepting the proposal of Philip, the viscount Ashton, was an easy way to escape her overbearing mother, who was set on a grand society match. So when Emily's dashing husband died on safari soon after their wedding, she felt little grief. After all, she barely knew him. Now, nearly two years later, she discovers that Philip was a far different man from the one she had married so cavalierly.

Let the wicked be ashamed, and let them be silent in the grave. These ominous words, slashed from the pages of a book of Psalms, are the last threat that the darling of London society, Sir Edward Grey, receives from his killer. Before he can show them to Nicholas Brisbane, the private inquiry agent he has retained for his protection, Sir Edward collapses and dies at his London home, in the presence of his wife, Julia, and a roomful of dinner guests.

A mansion, a title, and marriage to a wealthy Lord, Lady Eveline Cartwright has it all. Unfortunately, it's not enough to prevent her from being bludgeoned to death one night in the study of Merisham Lodge, the family's country estate in Derbyshire. Suspicion quickly falls on her ne'er-do-well son, Peter, but not everyone in the household is convinced of his guilt. Head kitchen maid Joan Hart and lady's maid Verity Hunter know that when it comes to a crime, all is not always as it seems.

She's an unconventional lady who has traveled the world, practices the art of self-defense most excellently, and has an interesting tattoo in—ahem—a very unusual place. He's a former member of the Metropolitan Police, now a private investigator, who grew up on the poverty-ridden streets of Edinburgh and has worked the dangerous back alleys of London's notorious East End. A vicious murder brings them together in a race against time that takes them from the sordid back streets of London into the elite private clubs of the powerful and rich.