Twelve-year-old Myrtle Hardcastle has a passion for justice and a highly unconventional obsession with criminal science. Armed with her father’s law books and her mum’s microscope, Myrtle studies toxicology and keeps abreast of the latest developments in crime scene analysis. When her next-door neighbor, a wealthy spinster and eccentric breeder of rare flowers, dies under mysterious circumstances, Myrtle seizes her chance. With her unflappable governess, Miss Ada Judson, by her side, Myrtle takes it upon herself to prove Miss Wodehouse was murdered.

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...

December 1927. Mystery-writer Marius Quin has one previous bestseller, endless looming mortgage payments, and no idea how to write his next book. When his childhood friend Lady Isabella Montague invites him to an intimate New Year’s Eve party hosted by a narcissistic actor, Marius seizes upon the distraction. With his perpetually glum Basset hound along for the ride, he navigates the snowy lanes to the opulent estate of Everham Hall. As the celebrations begin, fireworks light up the sky, champagne corks pop, and then the host is murdered…

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.

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.

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.

The year is 1920: Flying in the face of convention, legendary American adventuress Beryl Helliwell never fails to surprise and shock. The last thing her adoring public would expect is that she craves some peace and quiet. The humdrum hamlet of Walmsley Parva in the English countryside seems just the ticket. And, honestly, until America comes to its senses and repeals Prohibition, Beryl has no intention of returning stateside and subjecting herself to bathtub gin.

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.

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, 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.

For 12-year-old Emily, the best thing about moving to San Francisco is that it's the home city of her literary idol: Garrison Griswold, book publisher and creator of the online sensation Book Scavenger (a game where books are hidden in cities all over the country and clues to find them are revealed through puzzles). Upon her arrival, however, Emily learns that Griswold has been attacked and is now in a coma, and no one knows anything about the epic new game he had been poised to launch.

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....

Cressida Fawcett is heading to the English countryside for a weekend of cocktails and partying at her friend’s glamorous mansion, the location of a recent diamond heist. But just hours after her arrival, Cressida is woken by an almighty scream. Rushing to the landing, she looks down into the great hall to find a trembling maid standing next to the body of Harry, the friendly young chandelier cleaner. Everyone believes Harry’s death was an accident. But as Cressida examines the opulent hall and the beautiful grounds, she thinks something darker is afoot.

In a London slowly recovering from the ravages of World War II, two very different women join forces to launch a business venture in the heart of Mayfair - The Right Sort Marriage Bureau. Miss Iris Sparks, avuncular and unmarried, and Mrs. Gwendolyn Bainbridge, practical and widowed with a young son, are determined to achieve some independence and do some good in a rapidly changing world. But the promising start to their marriage bureau is threatened when their newest client is found murdered and the man arrested for the crime is the prospective husband they matched her with.

Fourteen-year-old Ronan Boyle is the youngest and lowliest recruit to the secret Garda, an Irish police force that handles the misdeeds of numerous magical creatures. Ronan's parents are in jail, but Ronan is convinced they were framed by the wee people. So, despite his small size, poor eyesight, and social awkwardness, he's determined to learn all he can in the Garda in order to prove his parents' innocence.

Lady Sophronia Bremerton is a far cry from the typical debutante, but she’s the toast of London’s upper class for one simple reason: she’s a society columnist for the London Illustrated News, and the gentry loves seeing their exploits printed in the gossip pages. But Sophie has bigger plans - she aspires to be an investigative reporter. When a stuffy ballroom during yet another Season proves to be nothing more than the usual rumor mill, Sophie seeks respite in the library, alongside four other young women who, for their own reasons, are also looking for escape.

The year is 1924. Only a few years removed from the trenches of Flanders, Lieutenant Eric Peterkin has just been granted membership in the most prestigious soldiers-only club in London: the Britannia. But when a gentleman's wager ends with a member stabbed to death, the victim's last words echo in the lieutenant's head: that he would "Soon right a great wrong from the past". Eric is certain one of his fellow members is the murderer. But who?

The orphaned Elsie Camden learned as a girl that there were two kinds of wizards in the world: those who pay for the power to cast spells and those, like her, born with the ability to break them. But as an unlicensed magic user, her gift is a crime. Commissioned by an underground group known as the Cowls, Elsie uses her spellbreaking to push back against the aristocrats and help the common man. Elite magic user Bacchus Kelsey is one elusive spell away from his mastership when he catches Elsie breaking an enchantment. To protect her secret, Elsie strikes a bargain.

Tabby has a peculiar gift: She can communicate with the recently departed. It makes her special, but it also makes her dangerous. As an orphaned child, she fled with her sister, Alice, from their charlatan aunt Bellefonte, who wanted only to exploit Tabby's gift so she could profit from the recent craze for seances. Now a young woman and tragically separated from Alice, Tabby works with her adopted father, Eli, the kind caretaker of a large Boston cemetery.

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.

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.

From Italy in 1733 to Edinburgh in 1831 to a series of chilling murders in London in 1870 and a lethal game of revenge decades later, a watch touches lives with misfortune - until it comes into the hands of one young woman who might be able to stop it for good. This outstanding collaboration between four outstanding novelists follows characters who are irrevocably linked by fate, each one playing a key role in breaking the curse once and for all.

Bridgestead is a peaceful spot: a babbling brook, rolling hills, and a working mill at its heart. Pretty and remote, nothing exceptional happens...until the day that Master of the Mill Joshua Braithwaite goes missing under dramatic circumstances, never to be heard of again. Now Joshua's daughter is getting married and wants to make one last attempt at finding her father. Kate Shackleton has always loved solving puzzles. So who better to get to the bottom of Joshua's mysterious disappearance?

From the tip of his black Homburg to the crease in his cheviot trousers, Drew Farthering is the epitome of a stylish 1930s English gentleman. His only problem? The body he just discovered. With the help of beautiful and whip-smart Madeline Parker, a guest from America, Drew proposes to use the lessons he’s learned reading his mysteries to solve the crime. Trying hard to remain one step ahead of the killer - and trying harder to impress Madeline - Drew must decide how far to take this dangerous game.

Maisie Dobbs got her start as a maid in an aristocratic London household when she was thirteen. Her employer, suffragette Lady Rowan Compton, soon became her patron, taking the remarkably bright youngster under her wing. Lady Rowan’s friend, Maurice Blanche, often retained as an investigator by the European elite, recognized Maisie’s intuitive gifts. The outbreak of war changed everything. Ten years after the Armistice, in the spring of 1929, Maisie sets out on her own as a private investigator, one who has learned that coincidences are meaningful, and truth elusive.

London, June 1860: When an assassination attempt is made on Queen Victoria, and a petty thief is gruesomely murdered moments later - and only a block away - Chief Detective Inspector Charles Field quickly surmises that these crimes are connected to an even more sinister plot. Was Victoria really the assassin's target? Are those closest to the Crown hiding something? Soon, Field's investigation exposes a shocking conspiracy in which the publication of Charles Darwin's On the Origin of Species sets off a string of murders, arson, kidnapping, and the pursuit of a diabolical madman.

When George Abbershaw is invited to Black Dudley Manor for the weekend, he has only one thing on his mind - proposing to Meggie Oliphant. Unfortunately for George, things don't quite go according to plan. A harmless game turns decidedly deadly and suspicions of murder take precedence over matrimony. Trapped in a remote country house with a murderer, George can see no way out. But Albert Campion can.

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 first three mysteries for Dorothy L. Sayers' aristocratic sleuth: first, a body is discovered in a Battersea bathroom, wearing nothing but a pair of pince-nez, on the same night that financier Sir Reuben Levy disappears from his Park Lane home. Then, Wimsey returns to England when his brother, the Duke of Denver, is accused of murdering the fiance of their sister, Lady Mary, and a trial in the House of Lords looms; and finally, an overheard conversation in a restaurant begins an investigation of the strangely premature death of wealthy and terminally ill old lady Miss Agatha Dawson.

Lord Alexander Pyne-ffoulkes, the younger son of the Duke of Ilvar, holds a bitter grudge against his wealthy father. The Duke intends to give his Duchess a priceless diamond parure on their wedding anniversary - so Alec hires a pair of jewel thieves to steal it. The Duke's remote castle is a difficult target, and Alec needs a way to get the thieves in. Soldier-turned-criminal Jerry Crozier has the answer: He'll pose as a Society gentleman and become Alec's new best friend.