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. 

Meet Lord James Harrington and his wife, Beth. They adore hosting seasonal events in the village of Cavendish, running their country hotel, keeping the local folklore alive and listening to the latest murder mystery on the wireless. But mysteries don’t always remain on the airwaves. James and Beth are looking forward to hosting a New Year's Eve ball, but first, they are accommodating the actors of a travelling Old West show and displaying American Indian artefacts as part of that tour.

It's 1923 and young war widow fashionista Ginger Gold makes a cross-Atlantic journey with her companion Haley Higgins to London, England, to settle her father's estate. When the ship's captain is found dead, Ginger is only too happy to lend her assistance to the handsome Chief Inspector Basil Reed. 

It is 1890, and in the days before Christmas, Sherlock Holmes and Dr. John Watson are visited at Baker Street by a new client. Eve Allerthorpe, eldest daughter of a grand but somewhat eccentric Yorkshire-based dynasty, is greatly distressed, as she believes she is being haunted by a demonic Christmas spirit. Her late mother told her terrifying tales of the sinister Black Thurrick, and Eve is sure that she has seen the creature from her bedroom window. What is more, she has begun to receive mysterious parcels of birch twigs, the Black Thurrick’s calling card.

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.

When Harry and Kat head south to the French Riviera, they look forward to dazzling parties, a shimmering sea, and wonderful food. But once they step off the legendary Paris-Nice train, Le Train Bleu, things start to be anything but restful. Asked to assist in a dangerous case of blackmail - they soon find that the streets and alleyways of the Cote d'Azur hide not only cafes and bistros ... but also secrets and danger of a most deadly sort.

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. 

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.

As half of the writing duo behind England’s most infamous crime column, Miss Caroline Hardcastle has quite the scandalous reputation. It may have cost her a fiancé, but she would much rather bring attention to crimes against those ignored by society than worry about what the ton thinks of her.

Meet Sukey Reynolds: proud mother, wonderful cook...and police photographer turned amateur detective. Years ago, Sukey was hoping to become a detective, but life took a different turn. Now she’s happy to be involved with the local police force, as long as she still gets to work the occasional murder case....

Stephen Munro, a demobbed army officer, reconciles himself to taking a job as a footman to make ends meet. Employed at Wintringham Hall, the delightful but decaying Sussex country residence of the elderly Lady Susan Carey, his first task entails welcoming her eccentric guests to a weekend house-party, at which her bombastic nephew - who recognises Stephen from his former life - decides that an after-dinner séance would be more entertaining than bridge. Then Cicely disappears!

Lady Adelaide Compton had prepared herself to say good-bye forever to Detective Inspector Devenand Hunter. It would be a welcome relief not to get mixed up in any more murders, even if it meant never working alongside the handsome detective again...wouldn't it? But then Addie's prim and proper mother, Constance, the Dowager Marchioness of Broughton, is accused of murdering her secret lover, and there can't be enough gentlemen detectives on hand to find the truth. 

When the body of a young man is found stuffed into the tomb of a medieval knight, Parish Constable Daniel Haze is tasked with investigating his first solo murder case. Suspicion instantly falls on the only stranger to arrive in the village of Birch Hill just before the crime took place, but the American captain proves to be an unexpected asset. A former soldier and a skilled surgeon, Jason Redmond is not only willing to assist Haze with the investigation but will risk his own safety to apprehend the killer.

After Miss Catherine Tregowyn, poet, and Dr. Harry Bascombe, her bête noire, discover a body in the Somerville College chapel, they are declared suspects in a murder inquiry. How can they prove their innocence? The pair decide they must launch their own investigation into the strangling of Oxford don, Agatha Chenowith. But working as a team will not be easy. Their relations are anything but cordial.

Moving four times in five years has honed air force wife Ellie Avery's packing and unpacking skills. But moving with a newborn daughter and husband Mitch in tow, during a heat wave, is enough to make her turn to chocolate for comfort. And when Ellie finds a local environmentalist dead on the side of the road, her instincts tell her this was no accident.