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.

After an eventful first few months in Provence, it seems Penelope is finally settling into her delightful new life, complete with a gorgeous love interest in the mayor of St. Merlot. When Penelope and the mayor attend a glamorous gallery opening, Penelope’s biggest worry is embarrassing herself in front of her date. But the evening takes a horrifying turn when a controversial expat painter, Roland Doncaster, chokes to death.

At age 26 Agatha Raisin has already come a long way. She has clawed her way up since leaving the Birmingham slum where she was born. She's lost her Birmingham accent, run away from her drunken husband, and found a job at a public relations office as a secretary. Then her boss asks Agatha to go to the home of Sir Bryce Teller to tell him that he is soon to be arrested for the murder of his wife and that the agency no longer wants to represent him.

Miss Busby helped Major Heathcliff Lennox solve a series of murders at Bloxford in the Cotswolds. Now, she finds herself drawn into a new murder, but this time, it's just her, and she must rely on her sharp mind and sharper wits to catch a Cotswolds killer, along with a handsome police inspector and a reporter who's keen to make her mark.

The happily married Mr. Knightley and Emma are throwing a party at their country estate, bringing together distant relatives and new acquaintances—characters beloved by Jane Austen fans. Definitely not invited is Mr. Wickham, whose latest financial scheme has netted him an even broader array of enemies. As tempers flare and secrets are revealed, it’s clear that everyone would be happier if Mr. Wickham got his comeuppance. Yet they’re all shocked when Wickham turns up murdered—except, of course, for the killer hidden in their midst.