Amory Ames is looking forward to a tranquil period of reconnecting with reformed playboy husband Milo after an unexpected reconciliation following the murderous events at the Brightwell Hotel. However, she is drawn into another investigation when Serena Barrington asks her to look into the disappearance of valuable jewelry snatched at a dinner party. Amory agrees to help lay a trap to catch the culprit at a lavish masked ball hosted by the notorious Viscount Dunmore.

Rose Baker seals men’s fates. With a few strokes of the keys that sit before her, she can send a person away for life in prison. A typist in a New York City Police Department precinct, Rose is like a high priestess. Confessions are her job. It is 1923, and while she may hear every detail about shootings, knifings, and murders, as soon as she leaves the interrogation room she is once again the weaker sex, best suited for filing and making coffee. This is a new era for women, and New York is a confusing place for Rose. Gone are the Victorian standards of what is acceptable. All around her women bob their hair, they smoke, they go to speakeasies.

Electra McDonnell has always known that the way she and her family earn their living is slightly outside of the law. Breaking into the homes of the rich and picking the locks on their safes may not be condoned by British law enforcement, but World War II is in full swing, Ellie's cousins, Colm and Toby, are off fighting against Hitler, and Uncle Mick's more honorable business as a locksmith can't pay the bills anymore. So when Uncle Mick receives a tip about a safe full of jewels in the empty house of a wealthy family, he and Ellie can’t resist. 

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, 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.

England, 1919. Verity Kent's grief over the loss of her husband pierces anew when she receives a cryptic letter suggesting her beloved Sidney may have committed treason before his untimely death. Determined to dull her pain with revelry, Verity's first impulse is to dismiss the derogatory claim. But the mystery sender knows too much - including the fact that during the war Verity worked for the Secret Service, something not even Sidney knew.

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. 

England, 1924. Lady Adelaide Compton has recently (and satisfactorily) interred her husband, Major Rupert Charles Cressleigh Compton, hero of the Somme, in the family vault in the village churchyard. Rupert died by smashing his Hispano-Suiza on a Cotswold country road while carrying a French mademoiselle in the passenger seat. With the house now Addie's, needed improvements in hand, and a weekend house party underway, how inconvenient of Rupert to turn up - not in the flesh, but as a spirit! Rupert has to perform a few good deeds before becoming welcomed to heaven.

London, 1923. Olive Belgrave needs a job. Despite her aristocratic upbringing, she’s penniless. Determined to support herself, she jumps at an unconventional job - looking into the background of her cousin’s fiancé, Alfred. Alfred burst into the upper crust world of London’s high society, but his answers to questions about his past are decidedly vague. Before Olive can gather more than the basics, a murder occurs at a posh party. Suddenly, every Bright Young Person in attendance is a suspect, and Olive must race to find the culprit.

The young man with the shock of white-blond hair lay spread-eagled on the floor, surrounded by fallen books. His hand reached out to the scattered pages, as though he was trying to tell her something. But who is he? How did he come to be killed in Flora’s ordinary little bookshop? Flora finds out he was staying at the Priory Hotel, and when the gardener suddenly dies in its beautiful grounds only a few days later, she is certain that something untoward is happening in her quiet village by the sea. 

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 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. With the New Year’s Eve ball approaching fast and the hotel’s reputation hanging by a thread, Cleo must find the killer before the ball, and the hotel itself, are ruined. 

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.

Evelyn Christie has resigned herself to another long, boring weekend at Hessleham Hall, the home of her husband, Tommy's, family. However, it turns out to be anything but dull when his uncle, the Earl of Northmoor, is shockingly murdered! Evelyn must use all of her sleuthing knowledge, gained whilst she was a member of the Police force during the war, to find out who the murderer is before the bungling local police force decide the Earl was bumped off so Tommy could inherit his title.

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...

Newport, Rhode Island, August 1895: She may be a less well-heeled relation, but as second cousin to millionaire patriarch Cornelius Vanderbilt, 21-year-old Emma Cross is on the guest list for a grand ball at the Breakers, the Vanderbilts' summer home. She also has a job to do - report on the event for the society page of the Newport Observer.

Amory Ames is looking forward to a tranquil period of reconnecting with reformed playboy husband Milo after an unexpected reconciliation following the murderous events at the Brightwell Hotel. However, she is drawn into another investigation when Serena Barrington asks her to look into the disappearance of valuable jewelry snatched at a dinner party. Amory agrees to help lay a trap to catch the culprit at a lavish masked ball hosted by the notorious Viscount Dunmore.

Electra McDonnell has always known that the way she and her family earn their living is slightly outside of the law. Breaking into the homes of the rich and picking the locks on their safes may not be condoned by British law enforcement, but World War II is in full swing, Ellie's cousins, Colm and Toby, are off fighting against Hitler, and Uncle Mick's more honorable business as a locksmith can't pay the bills anymore. So when Uncle Mick receives a tip about a safe full of jewels in the empty house of a wealthy family, he and Ellie can’t resist. 

London, 1940. After years of stealing from the rich and giving to the poor—well, to themselves, anyway—Ellie McDonnell and her family have turned over a new leaf as they help the government’s war effort. It’s true that the straight-laced Major Ramsey didn’t give them much choice, but Ellie must admit she doesn’t miss breaking and entering as much as she thought. What she does miss is the challenge of unlocking an impossible code and the adrenaline rush from being somewhere she shouldn’t. So when Major Ramsey turns up unannounced with another job, she can’t say no.

Amory and Milo plan to quietly winter in Italy. But Amory receives an urgent summons to the English countryside. There, Amory and Milo are surprised to discover a group of guests have been invited, led by socialite Isobel Van Allen. Isobel has returned to England after years of social exile to write a sequel to her scandalous first book. Her second incriminating volume, she warns the house's occupants - all of whom were present when one of their companions was killed years ago - will tell everything that really happened that fateful night.

Amory Ames is traveling to New York City to be a bridesmaid, but when a man is found dead on the bride's doorsteps, she must catch the culprit before it's too late. 

Amory Ames is alone at her country house, Thornecrest, enjoying her last few weeks of peace and quiet as she prepares for the imminent arrival of her baby. Her husband, Milo, is in London on business, and Amory is content to catch up on her correspondence, organize the nursery, and avoid the well-meaning if rather overbearing company of the ladies in the village as they prepare for the Springtide Festival. But then a woman appears on her doorstep, also claiming to be Mrs. Ames, Milo’s wife.

When Milo Ames receives a troubling letter from his childhood nanny, Madame Nanette, he and Amory travel to Paris where they are soon embroiled in a mystery surrounding the death of a famous parfumier. Helios Belanger died suddenly, shortly before the release of his newest, highly anticipated perfume, and Madame Nanette, who works for the family, is convinced that her employer's death was not due to natural causes.

Argyll, Scotland. July 1832. After a trying few months in Edinburgh, Kiera and her husband and investigative partner, Sebastian Gage, are eager to escape to the Highlands with their three-month-old child. Kiera is overjoyed for her cousin Rye and her friend Charlotte, who are being wed in a private ceremony at the estate of Rye's great-uncle, the Marquess of Barbreck, in what seems to be the perfect wedding party. But when Kiera is invited to peruse Barbreck's extensive art collection, she is disturbed to discover that one of his most priceless paintings seems to be a forgery. 

A murder and a theft have been committed at Rudhall Manor. A box of jewels has vanished and Lord Sedley, a lusty old aristocrat, has been stabbed six times in the chest. It is all very mysterious, and the Sedley family and the servants have decided that Miss Lucy Anne Trotter, a recently employed governess, is to blame for the unfortunate events. The legendary and wickedly handsome marquis, Lord William Adair, learns of the matter and decides to uncover the truth. Lucy, however, accompanied by two naughty pugs and a moody raven, decides to investigate and unmask the killer herself.

She keeps house for Inspector Witherspoon...and keeps him on his toes. Everyone's awed by his Scotland Yard successes - but they don't know about his secret weapon. No matter how messy the murder or how dirty the deed, Mrs. Jeffries's polished detection skills are up to the task...proving that behind every great man there's a woman - and that a crime-solver's work is never done.