The Priory may look ramshackle in appearance, but Peter, Margaret and Celia are totally charmed by their newly inherited country house. But there's more to The Priory than meets the eye. Left empty for years, hardly a single person has set foot inside, and down in the village, the locals whisper of a ghostly figure that roams the halls. When a murder is committed, the new owners start to fear the rumours are true - but is their new home really haunted, or is someone trying to scare them away?

Miles from anywhere, the isolated mansion Darracott Place is presided over by the irascible Lord Darracott. The recent drowning of his eldest son has done nothing to improve his temper. For now he must send for the unknown offspring of the uncle whom the family are never permitted to mention. Yet none of that beleaguered family are prepared for the arrival of the weaver's brat and heir apparent.

The legend of the Headless Horseman and a proposed marriage de convenance both have their impact on the mystery of a golden talisman ring and Lord Lavenham's young heir, Ludovic. Neither Sir Tristram Shield nor Eustacie, his young French cousin, shares the slightest inclination to marry one another, yet it is Lord Lavenham's dying wish. For there is no one else to provide for the old man's granddaughter while Ludovic remains a fugitive from justice.

Horry Winwood doesn't play by the rules. So when her family are near ruin and her sister is about to enter a loveless marriage to a wealthy man to settle the family debts, young and headstrong Horry proposes to marry him instead. As her new husband's attentions fall elsewhere, Horry feels increasingly unhappy. Then she meets the attractive and dangerous Lord Lethbridge, and her days suddenly become more exciting. But there is bad blood between Horry's husband and Lord Lethbridge, and as complications and deceptions mount, the social tangle grows ever trickier to unpick.

Adam Deveril, the new Viscount Lynton and a hero at Salamanca, returns from the Peninsula War to find his family on the brink of ruin and the broad acres of his ancestral home mortgaged to the hilt. It is Lord Oversley, father of Adam's first love, who tactfully introduces him to Mr Jonathan Chaleigh, a city man of apparently unlimited wealth with no social ambitions for himself, but with his eyes firmly fixed on a suitable match for his one and only daughter.

Based on a story she had written for her brother and published when she was 19 years old, The Black Moth is set during the Georgian era in the 1750s and follows Lord Jack Carstares, the eldest son of the Earl of Wyncham. Six years ago, Jack took the blame when his younger brother Richard cheated at cards. Jack consequently faced social exile and fled England for the European continent. He has now secretly returned, robbing carriages as a highwayman.

Charity Steane has nothing in the world but hope. Escaping a miserable life under her tyrannical aunt, she decides to take her chances with her estranged grandfather in London. Now it's just a matter of finding him.... And as a 'charity girl' with no dowry and no options, hope can only get her so far. But with the help of the dashing and kind-hearted Desford and his dearest friend Hetta, it seems like Charity's fortunes might be about to change. That is, until the surprise appearance of a long-lost relative throws things into chaos.

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!

Society believes the worst of Justin Alastair, the notorious Duke of Avon. When he encounters a young boy, Léon, who is running from his abusive brother, Avon employs the boy as his page, parading him around parties and other society events in full view of his bitter rival, the Comte de Saint-Vire. But the truth is soon uncovered: Léon is a girl named Léonie and is actually the legitimate child of the Comte and his wife. While Avon is intent on his plan to reveal the Comte’s duplicity and ruin him, he is charmed by Léonie’s kindness, falls in love, and becomes a changed man.

This collection of 25 Hercule Poirot adventures is compiled from short stories written by Agatha Christie for The Sketch magazine in 1923 from March to December. In these stories, including "The Disappearance of Mr. Davenheim", "The Veiled Lady", and "The Adventure of the Egyptian Tomb", the eccentric private detective slowly and surely solves mysteries involving jealousy, revenge, and greed. These stories were well-received at the time and cemented Christie's reputation as the worthy successor to Arthur Conan Doyle.