It's not always a question of "whodunit?" Sometimes there's more mystery in the why or how. And although we usually know the unhealthy fates of both victim and perpetrator, what of those clever few who plan and carry out the perfect crime? The ones who aren't brought down even though they're found out? And what about those who do the finding out who witness a murder or who identify the murderer but keep the information to themselves? These are some of the mysteries that we follow through those six stories.

Four previously uncollected stories from one of the great mystery writers of our time - swift, cunning murder mysteries (two of which feature the young Adam Dalgliesh) that together, to borrow the author's own word, add up to a delightful "entertainment".

Handsome Mark Callender did not die the way a young gentleman should. He was found hanged, a lipstick stain on his mouth and a nude girl's picture nearby. The official verdict was suicide, but his aristocratic father suspects murder. He hires Cordelia Gray, a fledgling detective, to investigate. And as she follows a trail of guilty secrets and shameful sins, she concludes that the nicest people do the nastiest things!

Adopted as a child into a privileged family, Philippa Palfrey fantasizes that she is the daughter of an aristocrat and a parlor maid. The terrifying truth about her parents and a long-ago murder is only the first in a series of shocking betrayals. Philippa quickly learns that those who delve into the secrets of the past must be on guard when long-buried horrors begin to stir.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

Quick-witted, ambitious Ji Lin is stuck as an apprentice dressmaker, moonlighting as a dance hall girl to help pay off her mother’s Mahjong debts. But when one of her dance partners accidentally leaves behind a gruesome souvenir, Ji Lin may finally get the adventure she has been longing for. Eleven-year-old houseboy Ren is also on a mission, racing to fulfill his former master’s dying wish: that Ren find the man’s finger, lost years ago in an accident, and bury it with his body. Ren has 49 days to do so, or his master’s soul will wander the earth forever.

Mariana Andros is a brilliant but troubled group therapist who becomes fixated on The Maidens when one member, a friend of Mariana’s niece Zoe, is found murdered in Cambridge. Mariana, who was once herself a student at the university, quickly suspects that behind the idyllic beauty of the spires and turrets, and beneath the ancient traditions, lies something sinister. And she becomes convinced that, despite his alibi, Edward Fosca is guilty of the murder. But why would the professor target one of his students?

Adelaide Hills, Christmas Eve, 1959. At the end of a scorching hot day, a local deliveryman makes a terrible discovery. A police investigation is called, and the small town of Tambilla becomes embroiled in one of the most shocking and perplexing murder cases in the history of South Australia. Many years later and thousands of miles away, Jess is a journalist in search of a story. Having lived and worked in London for nearly two decades, she now finds herself laid off from her full-time job and struggling to make ends meet. Until a phone call out of nowhere summons her back to Sydney.

Sarah Jennings knows there’s one place she can go to find some peace and quiet during her difficult divorce. But arriving at her beloved father’s home in the countryside, she finds him unwell and hunched over boxes of files, studying the records from Cedar Hall, the crumbling orphanage in town. He says that hidden behind the wrought iron gates and overgrown ivy are secrets about their family, and he asks for her help.

A stranger enters the inner sanctum of the Ashby family posing as Patrick Ashby, the heir to the family’s sizeable fortune. The stranger, Brat Farrar, has been carefully coached on Patrick’s mannerisms, appearance and every significant detail of Patrick’s early life, up to his 13th year when he disappeared and was thought to have drowned himself.

Grant McAllister, a professor of mathematics, once sat down and worked all the rules out – and wrote seven perfect detective stories to demonstrate. But that was 30 years ago. Now Grant lives in seclusion on a remote Mediterranean island, counting the rest of his days. Until Julia Hart, a brilliant, ambitious editor knocks on his door. Julia wishes to republish his book, and together they must revisit those old stories: An author hiding from his past and an editor keen to understand it.

Why should distinguished Edwardian Cabinet minister Edwin Straford resign at the height of his career? Why does the woman he loves so suddenly reject him? Why, 70 years later, should people go to such lengths to prevent the truth coming out?

Elizabeth Cage is a child when she discovers that there are things in this world that only she can see. But she doesn't want to see them, and she definitely doesn't want them to see her. What is a curse to Elizabeth is a gift to others - a very valuable gift they want to control. When her husband dies, Elizabeth's world descends into a nightmare. But as she tries to piece her life back together, she discovers that not everything is as it seems.

Ashley Court: the tumbledown ancestral home of the Ashley family, all blessed with 'the gift' of being able to speak to each other without words. When Bryony Ashley's father dies under mysterious circumstances, his final words a cryptic warning to her, Bryony returns from abroad to uncover Ashley Court's secrets. What did her father's message mean? What lies at the centre of the overgrown maze in the gardens? And who is trying to prevent Bryony from discovering the truth?

When Tom Rigby is commissioned to paint a young woman’s portrait at Woolvercombe House, the offer is too lucrative to refuse. But from the moment of his arrival at the secluded country mansion, strange and inexplicable events begin to transpire. Soon, he is drawn into an impenetrable maze of horror, and by the time he discovers the role he is intended to play in a diabolical design, it will already be too late. For, the seeds of evil have been sown, and the time to reap their wicked harvest is nigh!

Dr. Hector Carpentier leads a very quiet life, until he meets legendary police officer Vidocq, who has used his mastery of disguise and surveillance and his extensive knowledge of the Parisian underworld to capture some of the most notorious and elusive criminals.

Grant McAllister, a professor of mathematics, once sat down and worked all the rules out – and wrote seven perfect detective stories to demonstrate. But that was 30 years ago. Now Grant lives in seclusion on a remote Mediterranean island, counting the rest of his days. Until Julia Hart, a brilliant, ambitious editor knocks on his door. Julia wishes to republish his book, and together they must revisit those old stories: An author hiding from his past and an editor keen to understand it.

After botching a suicide attempt, salaryman Hanio Yamada decides to put his life up for sale in the classifieds section of a Tokyo newspaper. Soon interested parties come calling with increasingly bizarre requests and what follows is a madcap comedy of errors, involving a jealous husband, a drug-addled heiress, poisoned carrots - even a vampire. For someone who just wants to die, Hanio can't seem to catch a break, as he finds himself enmeshed in a continent-wide conspiracy that puts him in the crosshairs of both his own government and a powerful organized-crime syndicate.

From the award-winning author of The Day I Died and The Lucky One, a captivating suspense novel about nurses during World War II who come to Agatha Christie’s holiday estate to care for evacuated children, but when a body is discovered nearby, the idyllic setting becomes host to a deadly mystery.

It’s amazing what bodily injury can do for a man. A fall from a racehorse left brilliant jockey Sid Halley dangerously depressed, with a wrecked hand and the need for a new career. It was a bullet wound that helped him find one.

Why was the redoubtable King Henry, an aborigine from Western Australia, killed during a thunderstorm in New South Wales? What was the feud that led to murder after nineteen long years had passed? And who was the woman who saw the murder and kept silent? This first story of Inspector Napoleon Bonaparte, the half-aborigine detective, takes him to a sheep station in the Darling River bush country where he encounters those problems he understands so well... mixed blood and divided loyalties.

When George Abbershaw is invited to Black Dudley Manor for the weekend, he has only one thing on his mind - proposing to Meggie Oliphant. Unfortunately for George, things don't quite go according to plan. A harmless game turns decidedly deadly and suspicions of murder take precedence over matrimony. Trapped in a remote country house with a murderer, George can see no way out. But Albert Campion can.

A Christmas party is punctuated by a gunshot under a policeman’s watchful eye. A jewel heist is planned amidst the glitz and glamour of Oxford Street’s Christmas shopping. And lost in a snowstorm, a man finds a motive for murder.... This collection of mysteries explores the darker side of the festive season, from unexplained disturbances in the fresh snow to the darkness that lurks beneath the sparkling decorations.

A farmhouse is being reproduced a dozen times, with slight variations, throughout a valley. Three small graves have been dug in the front garden, the middle one lying empty. A woman in a wheelchair sorts through boxes while her husband clambers around the old demolished buildings, wondering where the animals have gone. A young woman – called ‘the barren one’ behind her back – dreams of love, while an ageing headmaster contemplates the end of his life.

Despite warnings from the townspeople, Victoria Winters accepts the offer to come to the strange Collinwood as Governess. For some curious reason, she feels the secret of her past may be uncovered in the bleak manor high on Widow’s Hill. From the Moment she arrives, Victoria becomes the target of someone in the house determined to destroy her. As the wind moans and the rain lashes around the isolated Collinwood, Victoria, without friends in the manor, feels death close in on her - a choking, frightening death.

A masterful debut novel by Plimpton Prize winner Isabella Hammad, The Parisian illuminates a pivotal period of Palestinian history through the journey and romances of one young man, from his studies in France during World War I to his return to Palestine at the dawn of its battle for independence.

'Ah for darkness...not the darkness of a house which coops up a man among furniture, but the darkness where he can be free!' Maurice Hall knows he must choose between living life in the shadows or denying himself a chance at love and fulfilment. Aware of his attraction to the same sex, in a time where it was considered unlawful and immoral to have homosexual desires, Maurice must decide whether to battle or submit to a prejudiced 20th-century English society.

Scobie, a police officer in a West African colony, is a good and honest man. But when he falls in love, he is forced into a betrayal of everything that he has ever believed in, and his struggle to maintain the happiness of two women destroys him.

Elfland is an intimate, sensual novel of people—both human and Aetherial—caught between duty and desire. It is a story of families, and of Rose Fox, a woman born to magic but tormented by her place in her adopted world.Led by Auberon Fox, a group of Aetherials—call them the Fair Folk, if you will—live among us, indistinguishable from humans. Every seven years, on the Night of the Summer Stars, Lawrence Wilder, the Gatekeeper, throws open all gates to the Other World. But this time, something has gone wrong.

Autumn has come and gone on Scotland’s Isle of Glenroth, and the islanders gather for the Tartan Ball, the annual end-of-tourist-season gala. Spirits are high. A recently published novel about island history has brought hordes of tourists to the small Hebridean resort community. On the guest list is American antiques dealer Kate Hamilton. Kate returns reluctantly to the island where her husband died, determined to repair her relationship with his sister, proprietor of the island’s luxe country-house hotel, famous for its connection with Bonnie Prince Charlie.