Amateur thief Ted Lyte has chosen an isolated house by the coast for his first robbery. But Haven House is no ordinary country home. While hunting for silverware to steal, Ted stumbles upon a locked room containing seven dead bodies. Detective Inspector Kendall takes on the case with the help of passing yachtsman Thomas Hazeldean. The search for the house's absent owners takes Hazeldean across the Channel to Boulogne, where he finds more than one motive to stay and investigate.

"The horror on the train, great though it may turn out to be, will not compare with the horror that exists here, in this house." On Christmas Eve, heavy snowfall brings a train to a halt near the village of Hemmersby. Several passengers take shelter in a deserted country house, where the fire has been lit and the table laid for tea - but no one is at home. Trapped together for Christmas, the passengers are seeking to unravel the secrets of the empty house when a murderer strikes in their midst.

On a fine autumn weekend Lord Aveling hosts a hunting party at his country house, Bragley Court. Among the guests are an actress, a journalist, an artist and a mystery novelist. The unlucky 13th is John Foss, injured at the local train station and brought to the house to recuperate - but John is nursing a secret of his own. Soon events take a sinister turn when a painting is mutilated, a dog stabbed and a man strangled. 

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!

December 1927. Mystery-writer Marius Quin has one previous bestseller, endless looming mortgage payments, and no idea how to write his next book. When his childhood friend Lady Isabella Montague invites him to an intimate New Year’s Eve party hosted by a narcissistic actor, Marius seizes upon the distraction. With his perpetually glum Basset hound along for the ride, he navigates the snowy lanes to the opulent estate of Everham Hall. As the celebrations begin, fireworks light up the sky, champagne corks pop, and then the host is murdered…