bA daring and delightful crossover of Sherlock Holmes and his criminal adversity: Arsène Lupin, the Gentleman Burglar. These superb sleuths will solve intricate riddles and journey across France and beyond to uncover the long-lost treasure of the House of Bourbon. Sherlock Holmes and his cousin, Vernier, have been hired by the Baron of Creuse to find the legendary lost treasure of the kings of France. Trekking from La Belle Époque Paris to a chateau in the rural center of France, Holmes, Vernier and a new companion must employ all their wit to solve the fiendishly difficult puzzle of the Hollow Needle. After deciphering the meaning of the phrase "st. s. 138" and decoding a mysterious document, they realize the answer lies to the north in Normandy near the town of Étretat. Together, they follow a long-buried path to an ancient secret, but fresh mysteries and new complications immediately arise. But other forces are at work, and jealous hands seek to interfere with Holmes's work. He must team up with the notorious gentleman-burglar, Arsène Lupin, if he is to find the treasure and avert an international disaster at sea.

The aristocratic Charles Bromley arrives at 221B Baker Street to beg SHERLOCK HOLMES for his help. Bromley believes that his wife is in danger, as she has refused an offer to sell the Moonstone, a fabulous diamond that has been in her family for generations but which is said to be cursed. When a jeweller is found murdered, it seems as if the Moonstone deserves its reputation. Then the diamond is stolen, and Holmes must try to unravel a mystery centuries in the making.

Sherlock Holmes and Dr. Watson board the Titanic on its ill-fated maiden voyage, where Holmes is to carry out a secret government mission. Soon after departure, highly important submarine plans for the US navy are stolen. Holmes and Watson must work through a list of suspects which includes Colonel James Moriarty, brother to the late Professor Moriarty - but will they find the culprit before tragedy strikes? Sir Arthur Conan Doyle's timeless creation returns in a new series of handsomely designed detective stories, encapsulating the most varied and thrilling cases of the world's greatest detective.

A new novel from the author of acclaimed Sherlock Holmes patisches The Albino's Treasure and The Counterfeit Detective. WRONGLY IMPRISONED Following a summons to a fictional patient, Dr. Watson finds himself arrested for the horrific murder of an elderly woman. Imprisoned at Holloway, and with the evidence stacked against him, Watson's only hope is that Sherlock Holmes can discover the identity of the real killer. But when a mysterious letter appears to link Watson to blackmail and a notorious street gang, Holmes must use all his powers of reasoning to save his friend from the hangman's noose.

The setting: 1890 Paris. The scene: The Paris Opera House. The irresistible premise: What if Sherlock Holmes were lured across the English Channel by the beleagured managers of the opera house to lay bare the true secrets of the infamous phantom?

The brand new adventure from the author of The Devil and the Four, in which Sherlock Holmes and Henry Vernier uncover a tense family mystery. FAMILY SECRETS Sherlock Holmes acquires a new client when a beautiful young woman, Isabel Stone, faints on the steps of his Baker Street rooms. She has come to beg his assistance in reclaiming the priceless jewels kept from her by her tyrannical stepfather, Captain Grimbold Pratt. But shortly after agreeing to take her case, Captain Pratt comes to Baker Street, furious that Isabel is trying to deprive him of his fortune. Unsure who to believe, Holmes and his cousin, Dr Henry Vernier, must travel to Pratt's estate, home to tigers, wolves and murderers, to unravel a family mystery dating back to the Indian Mutiny.

In a new gripping and immersive adventure Sherlock Holmes investigates collusion and conspiracy in the Belgian trenches of World War One. December 1917. An important visitor arrives at a field hospital not far from the front, who makes sharp deductions about the way the ward is run based on small details that he sees. Sherlock Holmes is apparently only present for a tour, but asks searching questions about a young officer who apparently died in the hospital, but whose records have mysteriously vanished. As Holmes digs deeper, details emerge pertaining to a cover-up that stretches from the trenches to the top of the War Office, and conspiracy on both the British and enemy fronts.

After the death of her father, Catriona goes to stay with long-lost relations in Drumwithie Castle. Handsome 21-year-old Jamie calls her Cat, for the faerie cat associated with the Other World who roams the Scottish hills. He believes that Cat was meant to come here so that all the castle's secrets would be revealed - most of all, what it is the ghost girl who visits the tower wants to tell them?

A daring and delightful crossover of Sherlock Holmes and his criminal adversity: Arsène Lupin, the Gentleman Burglar. These superb sleuths will solve intricate riddles and journey across France and beyond to uncover the long-lost treasure of the House of Bourbon. Sherlock Holmes and his cousin, Vernier, have been hired by the Baron of Creuse to find the legendary treasure of the kings of France. Trekking from La Belle Époque Paris to a chateau in the rural center of France, Holmes, Vernier and a new companion must employ all their wit to solve the fiendishly difficult puzzle of the Hollow Needle. After deciphering the meaning of the phrase “st. s. 138” and decoding a mysterious document, they realize the answer lies to the north in Normandy near the town of Étretat. Together, they follow a long-buried path to an ancient secret, but fresh mysteries and new complications immediately arise. But other forces are at work, and jealous hands seek to interfere with Holmes’s work. He must team up with the notorious gentleman-burglar, Arsène Lupin, if he is to find the treasure and avert an international disaster at sea.