England. 1923. After a year away at finishing school where she learned etiquette, deportment, and the difference between a fish fork and a salad one, Kitty Worthington is eager to return home. But minutes after she and her brother Ned board the Golden Arrow, the unthinkable happens. A woman with a mysterious connection to her brother is poisoned, and the murderer can only be someone aboard the train. When Scotland Yard hones on Ned as the main suspect, Kitty sets out to investigate.

England 1921. Lady Elizabeth Gaskins is throwing a big party to celebrate her birthday. But when an odious guest gets killed and steals her thunder, her father, the Earl of Buxley, becomes a suspect. After all, he came to blows with the dead man in front of several witnesses. Determined to find out who murdered his childhood friend, Lord Buxley summons a detective from Scotland Yard. Not to be outdone, Lady Bess and her spunky cohorts, the oldest Dowager Countess and great aunts, embark on a hunt for the killer.

Disgraced society “it” girl, Lady Caroline, has been shipped off to the French Riviera to spend remedial time with gout-impaired Uncle Albert. Her crime? An ill-advised scavenger hunt through London, with social-status-ruinous consequences.

There are only two possibilities: either lovely old Miss Beresford from Earlsraven is suffering from dementia or there's something fishy going on at her house! But what has Nathalie got to do with it? The young woman has just moved from Liverpool to tranquil Earlsraven to take up her aunt's legacy: the Black Feather pub. But when Miss Beresford discovers a dead body in her garden, Nathalie and her cook Louise begin to investigate. About the series: There was nothing in the will about this... Cottages, English roses and rolling hills: that's Earlsraven.

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.

Ellie Simons stands to inherit her Uncle Merlin's huge English country house. But on three utterly bizarre conditions. One: she must lose sixty-three pounds (rude!). Two: she must marry the fake fiance she's been passing off as her true love all weekend. And three: she must catch whoever killed Uncle Merlin in the first place.

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.

After a bloody and expensive war, the British Army can’t afford to keep the lake and build a convalescent home on its shores yet they still battle with Walden Council and a railway company for ownership. But an old mansion used as an officer training academy stands where the railway company plans to build a lakeside hotel. It belongs to General Cheverton – and he won’t leave his home.

Bea Abbot and her husband have been running a highly successful domestic agency for many years, but when he falls ill and dies, she is pressured by her MP son and novelist daughter to retire. Bea is so tired from the long years of nursing her husband that all she wants is peace and quiet, and to have her pretty early Victorian house in Kensington, London, all to herself. What she gets is a couple of young lodgers with troubled backgrounds and an old friend banging on her door, asking for help.

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?