Deep in a crime-ridden Kentucky holler, where the law barely holds and darkness hides more than just desperate men, Sheriff Hunter Gallogly is about to face a nightmare unlike any other. When a devastating mine collapse is followed by a string of gruesome murders, the evidence points to something beyond human—something ancient, relentless, and bloodthirsty.

As Molly Dark knows all too well, the problem with being able to see ghosts is that they never tell you what you wish to know. For instance, how a proper young lady like Miss Dark is supposed to support an impoverished family after her father has died a ruined man. Or how she is going to impersonate a missing princess long enough to steal a fortune out from under the collective noses of a whole family of royal monsters. Or exactly why the charming imposter claims to be none other than Grand Duke Vasily Nikolaevich, when he certainly isn’t a prince…or a vampire.

She's an unconventional lady who has traveled the world, practices the art of self-defense most excellently, and has an interesting tattoo in—ahem—a very unusual place. He's a former member of the Metropolitan Police, now a private investigator, who grew up on the poverty-ridden streets of Edinburgh and has worked the dangerous back alleys of London's notorious East End. A vicious murder brings them together in a race against time that takes them from the sordid back streets of London into the elite private clubs of the powerful and rich.

Once a spy for Queen Victoria, James Asher has fought for Britain on every continent, using his quick wits to protect the Empire at all costs. After years of grueling service, he marries and retires to a simple academic’s life at Oxford. But his peace is shattered one night with the arrival of a Spanish vampire named Don Simon. Don Simon can disappear into fog, move faster than the eye can see, and immobilize Asher - and his young bride - with a wave of his hand. Asher is at his mercy, and has no choice but to give his help.

Lydia has always known she has no power, especially next to her infamous and more-than-slightly dodgy family. Which is why she carved her own life as a private investigator far away from London. When a professional snafu forces her home, the head of the family calls in a favour, and Lydia finds herself investigating the disappearance of her cousin, Maddie.

Cornwall, 1730: A young girl known only as Red travels with her father making a living predicting fortunes using the ancient Cornish method of the Square of Sevens. Shortly before he dies, her father entrusts Red’s care to a gentleman scholar, along with a document containing the secret of the Square of Sevens technique.

Lenora expected her unique ability would condemn her to a life of solitude, shunned by society. But when she receives an unexpected marriage proposal hinging on it, Lenora is shocked. All she must do in exchange for the life of a duchess is use her communicative skills to determine the reason for the former Duchess of Blackmoore’s suicide. Beyond the strange blackening on the stones of Blackmoore Castle, Lenora discovers another darkness lurks in her new Scottish Highlands home.

Twenty-nine-year-old Imogen Banks is hashtag struggling. After a disaster ends her career, destroys her home, and burns up all the money she’s saved to open her own bakery, she enters a baking contest for an all-or-nothing last-ditch chance at getting her life together. But when she arrives at the mysterious island off the coast of France, she discovers all the inhabitants of the quaint town are magical, and if she wins the contest, she’ll become the next royal baker at the castle on top of the hill. No worries that the last royal baker appears to have been murdered.

England, 1865: Newspaper columnist Lady Katherine Bascomb finds herself the subject of speculation when her latest article leads to an arrest in the murders plaguing London. The English believe women ought not to write about such vulgar things as crime, and a particularly attractive detective inspector is incensed that she's interfered with his investigation. To escape her sudden notoriety, Katherine heads to the country - only to witness a murder upon her arrival.

Catering to the magical is a tough gig on a good day, but Bailey has few other options. Spiking drinks with pixie dust keeps the locals happy and beats cleaning up the world’s nastiest magical substances. But she could live without serving Police Chief Samuel Quinn most days of the week, especially after destroying his marriage.

A murdered opera singer. A duke drenched in her blood. For Bow Street Officer Hugh Marsden, the brutal killing is a straightforward case. Ever since his exile from polite society, the chance to arrest a high and mighty peer of the realm has never presented itself. Hugh won't snub the opportunity now. But Audrey Sinclair, the Duchess of Fournier, is certain her husband is wrongly accused, and she's determined to prove it to the arrogant Bow Street officer, even if she must employ her most peculiar ability—or perhaps curse—to guide her investigation. After all, a duchess can do as she pleases.

Astraia Holmes, sister of Sherlock, is baffled by a series of bizarre and brutal murders committed by a dragon-like assailant, and desperately wishing to impress her brother and solve the crimes, she teams up with a mysterious and brilliant young woman Madeleine Barquist. Sherlock suspects an ancient malevolence at work, and he fears for Astraia's safety. The signs point to a Chinese dragon god cult known as the Ya Zi, a warrior society originally formed 2,000 years ago to assassinate enemies of the emperor.

The year is 1759, and London is shrouded in a cloak of fear. With the constables at the mercy of highwaymen, it’s a perilous time to work the already dangerous streets of Soho. Lizzie Hardwicke makes her living as a prostitute, somewhat protected from the fray as one of Mrs Farley’s girls. But then one of her wealthy customers is found brutally murdered...and Lizzie was the last person to see him alive.

Let the wicked be ashamed, and let them be silent in the grave. These ominous words, slashed from the pages of a book of Psalms, are the last threat that the darling of London society, Sir Edward Grey, receives from his killer. Before he can show them to Nicholas Brisbane, the private inquiry agent he has retained for his protection, Sir Edward collapses and dies at his London home, in the presence of his wife, Julia, and a roomful of dinner guests.

London 1815. Newly widowed Lily Adler is returning to a society that frowns on independent women. At a ball thrown by her oldest friend, Lady Walter, she expects the scandal, gossip, and secrets. What she doesn't expect is the dead body in Lady Walter's garden. Lily overheard the man just minutes before he was shot: young, desperate, and attempting blackmail. But she's willing to leave the matter to the local constables - until Lord Walter bribes the investigating magistrate to drop the case. Stunned, Lily realizes she's the only one with the key to catching the killer.