The Piccadilly Murder is a 1929 mystery detective novel by the British writer Anthony Berkeley. Ambrose Chitterwick is a witness to the death of a lady in the lounge at the Piccadilly Palace Hotel, shortly after her companion dropped something into her coffee. Chief Inspector Moresby is convinced she was murdered by him her nephew and sole heir, Major Sinclair, using prussic acid. He arrests Sinclair and plans to use Chitterwick as starwitness for the prosecution. However, nagging doubts in Chitterwick's mind lead him to turn amateur detective and find the real truth.

England, 1925. After years shut away from the world, former detective Lord Edgington of Cranley Hall plans a grand ball to celebrate his seventy-fifth birthday. But when someone starts bumping off members of his scheming family, the old man enlists his teenage grandson to help find the killer, before one of them is next.

As the year comes to a close, Sherlock Holmes and Dr Watson must set out through snow laden London to investigate the theft of a priceless clock and the receipt of seven macabre Christmas cards. Will they solve the murderous mystery before they too receive the unwanted 'compliments of the season'? Written by esteemed writer, Anthony Horowitz, and originally published in the Daily Mail, this short story is a festive treat for all fans of Sir Arthur Conan Doyle's famous detective, Sherlock Holmes.

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…

Cherringham - a quiet town in the Cotswolds. Nothing ever happens there, or so it seems - until one morning a woman's body is found in the river. A terrible accident, according to the police. But is this true? Sarah believes there must be more to it. In Jack, a former NYPD homicide detective, she finds a partner who is willing to start investigating with her. They soon find out that things are not as clear as the police want them to be ... This first - of many cases brings Sarah and Jack together in an unlikely partnership.