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.

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…

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.

Madeline Brimley left small-town Georgia many years ago to go to college and pursue her dreams on the stage. Her dramatic escapades are many, but success has eluded her, leaving her at loose ends. But then she gets word that not only has her beloved, eccentric Aunt Rose passed, but she's left Madeline her equally eccentric bookstore housed in an old Victorian mansion in the small college town of Enigma. But when she arrives in her beat-up Fiat to claim The Old Juniper Bookstore—and restart her life—Madeline is faced with unexpected challenges.

London, 1923. Newly minted research assistant Saffron Everleigh is the first woman to hold the position at University College of London. When she attends a dinner party for the school, she expects to engage in conversations about the university's large expedition to the Amazon. What she doesn’t expect is for Mrs. Henry, one of the professors’ wives, to drop to the floor, poisoned by an unknown toxin. Dr. Maxwell, Saffron’s mentor, is the main suspect, and evidence quickly mounts.

The first time Daisy Ellery killed a man with a pie, it was an accident. Now, it’s her calling. Daisy bakes sweet vengeance into her pastries, which she and her dog, Zoe, deliver to the men who’ve done dirty deeds to the town’s women. But if she can’t solve the one crime that’s not of her own baking, she’ll be out of the pie pan and into the oven. Parking her mobile bakery van outside the local diner, Daisy is informed that someone’s been prowling around the van. She finds a letter on her door, threatening to reveal her unsavory secret sideline of pie à la murder.

Former stand-up comic Juno Mulligan has been suffering a serious sense-of-humour failure. Not only has she lost the love of her life, but she’s having to relocate to the (admittedly idyllic) village of Inkbury to watch out for her elderly mother, who she’s genuinely worried might be marrying a wife-killer. She hopes that her old friend, disgraced-journalist-turned-novelist Phoebe Fredericks can help her crack the case of whether her mother’s perma-tanned, iceberg-smiled, three-times-a-widower fiancé is hiding a murderous past.

Fiona, Sue, and Daisy, three retired ladies who volunteer at the local charity shop, Dogs Need Nice Homes, can’t believe their favorite customer is dead. Eighty-six-year-old Sarah Brown was found murdered in her hallway by her delivery man, a domino clutched in her hand—with a name scratched on it. When another person is found dead with a domino in their hand, and with the police making no progress, the ladies will need to help unmask a serial killer. At least they have Fiona’s scruffy-haired terrier cross to assist them.

Frances Wynn, the American-born Countess of Harleigh, enjoys more freedom as a widow than she did as a wife. After an obligatory year spent mourning her philandering husband, Reggie, she puts aside her drab black gowns, leaving the countryside and her money-grubbing in-laws behind. With her young daughter in tow, Frances rents a home in Belgravia and prepares to welcome her sister, Lily, arriving from New York - for her first London season.

A dance club full of bodies. Cause of death - a mystery. The lone survivor - a man, raving like a lunatic, wearing only a deerstalker hat. Now, the man who calls himself Sherman Holmes is being studied like a lab rat by a top-secret government agency. How is it he can be barely clinging to reality one minute - yet be a seeming genius the next? Within his brain might just be the greatest scientific breakthrough of the millennium, if anyone can figure out how to access it. Enter the agent code named Watson.