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, 1888. Quiet and scholarly Princess Emilie has always avoided adventure, until she's forced to disguise herself as a tutor in the household of the imposing Duke of Ashland, a former soldier disfigured in battle and abandoned by his wife. When chance draws her into a secret liaison with the duke, Emilie can't resist the opportunity to learn what lies behind his forbidding mask and find out what adventure really means. The duke never imagines that his son's tutor and his mysterious golden-haired beauty are one and the same.

It’s been twenty years since Finlay Ashowan, the fabled house witch of Daxaria, first cooked up supernatural hijinks in the castle at Austice. Since then, much has changed: the royal family now resides elsewhere, a tentative peace has been established with Troivack, and the crown princess, Alina, is ready to pick the perfect nobleman to be her husband. But Alina’s quest for her ideal consort is proving rather difficult.

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.

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...

As the city prepares to celebrate Queen Victoria's golden jubilee, Veronica Speedwell is marking a milestone of her own. After burying her spinster aunt, the orphaned Veronica is free to resume her world travels in pursuit of scientific inquiry - and the occasional romantic dalliance. As familiar with hunting butterflies as she is fending off admirers, Veronica wields her butterfly net and a hatpin with equal aplomb, and with her last connection to England gone, she intends to embark upon the journey of a lifetime.

At age 26 Agatha Raisin has already come a long way. She has clawed her way up since leaving the Birmingham slum where she was born. She's lost her Birmingham accent, run away from her drunken husband, and found a job at a public relations office as a secretary. Then her boss asks Agatha to go to the home of Sir Bryce Teller to tell him that he is soon to be arrested for the murder of his wife and that the agency no longer wants to represent him.

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.

Billie, Mary Alice, Helen, and Natalie have worked for the Museum, an elite network of assassins, for 40 years. Now their talents are considered old-school and no one appreciates what they have to offer in an age that relies more on technology than people skills.

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.

The daughter of a distinguished soldier, Bess Crawford follows in his patriotic footsteps, volunteering to serve her country as a nurse during the Great War. In 1916 she promises Lieutenant Arthur Graham that she will carry his dying request to a brother. When Bess arrives at the Graham house in Kent, Jonathan Graham listens to his brother's last wishes with surprising indifference.

"When I say, therefore, that [my brother] has better powers of observation than I...I am speaking the exact and literal truth." (Sherlock Holmes). This story occurs when Mycroft, an athletic Cambridge graduate, assists the secretary of State. He becomes embroiled in a mystery in Trinidad based on actual history. Kareem Abdul-Jabbar is a huge Holmesian, seven-foot-two tall, basketball's all-time leading scorer, and a US cultural ambassador. Anna Waterhouse is a professional screenwriter and script consultant.

In these tales, Lord John vows to avenge a murder, investigates a terrifying "night-hag" on the battlefields of Europe, and discovers treason in His Majesty's ranks.

In 1915, Sherlock Holmes is retired and quietly engaged in the study of honeybees in Sussex when a young woman literally stumbles onto him on the Sussex Downs. Fifteen years old, gawky, egotistical, and recently orphaned, the young Mary Russell displays an intellect to impress even Sherlock Holmes. Under his reluctant tutelage, this very modern, twentieth-century woman proves a deft protégée and a fitting partner for the Victorian detective.

Australia, 1847. The last thing Mellie Vale remembers before the fever takes her is sprinting through the bush with a monster at her heels—but no one believes her. In a bid to curb Mellie’s overactive imagination, her benefactors send her to visit a family friend, Anthea Winstanley. Anthea is an amateur paleontologist convinced she will one day find proof that great sea dragons swam in the vast inland sea that covered her property millions of years ago. Mellie is instantly swept up in the dream.