Widow Mimi lives on idyllic Mackinac Island, where cars are not allowed and a Gibson martini with three onions at the witching hour is compulsory. Her estranged granddaughter, Addie, is getting over the heartbreak of not only being dumped by her fiancé, Brian, but also being cut out of the deal for the brilliantly successful video game Murderscape they invented together (with Addie doing most of the heavy lifting).

London, 1941: Miss Jane Treen is at her desk, strong black coffee in hand and fluffy ginger cat by her side, when her top-secret government work is interrupted by an urgent call to Devon. A woman has been found dead in a lake in a place where she shouldn’t have been. Jane needs to gather the clues and find the killer before someone else from the agency gets hurt… Shy and handsome code-breaker Arthur Cilento is bewildered by the arrival of the efficient Miss Treen and her cat Marmaduke.

Dorothy Graham is dead, which is inconvenient, not least for her. Luckily, she has planned for this eventuality. Now, if any of the truly dreadful people she is related to want to get their hands on her money, they’re going to have to do so via a fiendish difficult and frankly bizarre competition of Dorothy’s devising. After all, just because you’re dead, it doesn’t mean you can’t enjoy a last laugh at the expense of people who made your life miserable.

After more than a year of laying low, Billie, Helen, Mary Alice, and Natalie are called back into action. They have enjoyed their time off, but the lack of excitement is starting to chafe: a professional killer can only take so many watercolor classes and yoga sessions without itching to strangle someone...literally. When they receive a call from the head of the elite assassin organization known as the Museum, they are ready tackle the greatest challenge of their careers.

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....

Meet Jenny Starling: travelling cook and reluctant amateur detective. Jenny Starling is catering the 21st birthday party of upper-class twins Alicia and Justin. She arrives at their parents' country house and is immediately met by the police. A young man has drowned in the pond. Was it an accident or murder? But the birthday party goes ahead. Then, just after midnight, everyone gathers for a champagne toast...and one of the guests falls down dead. The police are baffled, and there is a whole party full of suspects.

It’s a dream assignment. Former Senator Dorothy Gibson, aka that woman, is the most talked-about person in the country right now, though largely for the wrong reasons. As an independent candidate for President of the United States, Dorothy split the vote and is being blamed for the shocking result. After her very public defeat, she’s retreated to her home in rural Maine, inviting her ghostwriter to join her.

Have you ever walked home at night, keys in hand, ready to throw a punch in self-defence? That’s how it all started. The killing spree, I mean. I sort of tripped into this role. Literally. The first one was following me. That guy from the nightclub who wouldn’t leave me alone. I pushed him, he stumbled, and fell onto his own broken wine bottle. Oops. It was such a waste of a good house white. But now I can’t seem to stop and nor do I want to, I’ve got a taste for revenge and quite frankly, I’m killing it.

Babs Dionne, proud Franco-American, doting grandmother, and vicious crime matriarch, rules her small town of Waterville, Maine, with an iron fist. She controls the flow of drugs into Little Canada with the help of her loyal lieutenants, girlfriends since they were teenagers, and her eldest daughter, Lori, a Marine vet struggling with addiction. When a drug kingpin discovers that his numbers are down in the upper northeast, he sends a malevolent force, known only as The Man, to investigate.

Sigrid hates working at the Dollar Pal, but having always resisted the idea of growing up into the trappings of adulthood, she did not graduate high school, preferring to roam the streets of her small town with her best friend Greta, the only person in the world who ever understood her. Her older sister Margit is baffled and frustrated by Sigrid’s inability to conform to the expectations of polite society.