It is 1938, and eighteen-year-old Sidney Chambers is dancing the quickstep with Amanda Kendall at her brother Robert’s birthday party at the Caledonian Club. No one can believe, on this golden evening, that there could ever be another war. Returning to London seven years later, Sidney has gained a Military Cross, and lost his best friend on the battlefields of Italy. The carefree youth that he and his friends were promised has been blown apart, just like the rest of the world – and Sidney, carrying a terrible, secret guilt, must decide what to do with the rest of his life.

Detective Sergeant Chris Waters got the call at 05.29 that July morning. This is it, said DCI Reeve, you'll be first there, it's all yours, you're the crime scene manager. Suddenly, after months of waiting and wondering, Waters finds himself in at the deep end, and alone at the scene of a puzzling murder. As the investigation proceeds, the detectives at Kings Lake Central find themselves visiting familiar places and talking to some familiar faces, while old enmities reappear in the incident room. Before this is over, Chris Waters will need to make a career-changing decision.

Summertime—as the temperature rises, so does the potential for evil. From Cornwall to the French Riviera, whether against a background of Delphic temples or English country houses, Agatha Christie’s most famous characters solve complicated puzzles as the stakes heat up. Pull up a deckchair and enjoy plot twists and red herrings galore from the bestselling fiction writer of all time.

This mystery novel follows Anthony Cade, a man who unknowingly finds himself in the middle of an international conspiracy and a murder investigation after accepting a simple delivery job from an old friend. As Cade slowly begins to realize his predicament has potentially put him in danger, he begins his own investigation into the strange series of events just as Inspector Battle of Scotland Yard begins the main, official investigation.

A reluctant ex-spy with demons of her own, Elinor finds herself facing down one of the most dangerous organized crime gangs in London, ultimately exposing corruption from Scotland Yard to the highest levels of government. The private, quiet “Miss White" as Elinor is known, lives in a village in rural Kent, England, and to her fellow villagers seems something of an enigma. Well she might, as Elinor occupies a "grace and favor" property, a rare privilege offered to faithful servants of the Crown for services to the nation.