1957. Lord James Harrington and his wife, Beth, run a country hotel in the village of Cavendish, deep in the heart of West Sussex. James and Beth are discussing the latest Cavendish Players production, The Devil Incarnate, when their cleaner informs them that farmer Alec Grimes is missing.

It’s a busy time of the year for Lord James Harrington and his wife, Beth - there’s the Michaelmas Fair in the village to enjoy. But matters take a sinister turn when the body of the founder of the Jolly Madrigals singing group is discovered after the Fair. James’ friend DCI George Lane is in charge of the investigation, but as further murders occur, he grows increasingly baffled. James and George are convinced that a single killer is responsible for these deaths. 

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.

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.

London,1925. Scotland Yard Detective Inspector Devenand Hunter finds himself in the middle of a series of upper-class deaths in London. Bright young people are being extinguished in their favorite night spots, from a sleazy private jazz club to the Savoy ballroom. Dev knows just the person to help him navigate the treacherous society waters: Lady Adelaide Compton, a marquess's daughter and widow of a Great War hero. Unfortunately, he has put her in jeopardy once before, nearly leading him to turn in his warrant card.

Sussex, England, 1929. Mydworth is a sleepy English market town just 50 miles from London. But things are about to liven up there, when young and handsome Sir Harry Mortimer returns home from his diplomatic posting in Cairo, with his beautiful and unconventional American wife, Kat. No sooner have the two arrived, when a jewel robbery occurs at Harry's aunt's home - Mydworth Manor. The police are baffled and overwhelmed with the case. But Harry and Kat have an edge in the hunt for the dangerous culprit.

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.

Gloucestershire, 1925. A week-long house party in the country - why not? Lady Adelaide has nothing else to do, now that her year of mourning for her unfaithful husband is up and her plans to rekindle her romantic life have backfired. But when her hostess is found dead on the conservatory floor, Addie knows just who to call - Detective Inspector Devenand Hunter of Scotland Yard. Addie and Dev must work together to stop another murder, and they have some help thanks to Rupert, Addie's late and unlamented husband. Rupert needs to make amends for his louche life on earth.

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, organise the nursery, and avoid the well-meaning but 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.

London, 1895. Daniel Wilson and Abigail Fenton have been hired by the Natural History Museum to find out who deliberately smashed the fossilised skeleton of a small dinosaur. At first Daniel is reluctant to take the case, pointing out that they deal in murders, not vandalism. But then one of the attendants in the dinosaur room is murdered, his body found tied to a dinosaur skeleton and a note pinned to him saying 'The price of betrayal'. As Daniel and Abigail investigate, they must negotiate a web of legal and professional tensions.

Seasoned obituary writer Eve Mallow has a new assignment: to tell the life story of famed musician Bernard Fitzpatrick. A chance to spend a few days in the sweet little village of Saxford St. Peter, walking the country lanes with her beloved dachshund, Gus, and meeting new people sounds like a dream. But it turns out that Bernard’s life was much less interesting than his death. On the day she arrives, news breaks that the charismatic cellist was the victim of a grisly murder. Could this quaint English village be hiding a dark secret?

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.

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.

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...

It's 1920, and Christmas is coming. Major Lennox finds a body on his doorstep - why on his doorstep? Was it to do with the Countess? Was it about the ruby necklace? Lennox goes to Melrose Court, home to his uncle, Lord Melrose, to uncover the mystery. But then, the murders begin, and it snows, and it all becomes very complicated.