Brooklyn, 1942. War rages overseas as brother and sister Will and Maggie Scripps contribute to the war effort stateside. Ambitious Will secretly scouts for the Manhattan Project while grief-stricken Maggie works at the Navy Yard, writing letters to her dead mother between shifts. But the siblings’ quiet lives change when they discover a beautiful woman hiding under their back stairs.

New York City, 1899. Tillie Pembroke’s sister lies dead, her body drained of blood and with two puncture wounds on her neck. Bram Stoker’s new novel, Dracula, has just been published, and Tillie’s imagination leaps to the impossible: the murderer is a vampire. But it can’t be - can it? A ravenous reader and researcher, Tillie has something of an addiction to truth, and she won’t rest until she unravels the mystery of her sister’s death.

Manhattan, 1850. Born out of wedlock to a wealthy socialite and a nameless immigrant, Cora Lee can mingle with the rich just as easily as she can slip unnoticed into the slums and graveyards of the city. As the only female resurrectionist in New York, she’s carved out a niche procuring bodies afflicted with the strangest of anomalies. Anatomists will pay exorbitant sums for such specimens—dissecting and displaying them for the eager public. Cora’s specialty is not only profitable, it’s a means to keep a finger on the pulse of those searching for her. She’s the girl born with two hearts....

I am Anda, and the lake is my mother. I am the November storms that terrify sailors and sink ships. With their deaths, I keep my little island on Lake Superior alive. Hector has come here to hide from his family until he turns 18. Isle Royale is shut down for the winter, and there's no one here but me. And now him. Hector is running from the violence in his life, but violence runs through my veins. I should send him away, to keep him safe. But I'm half human, too, and Hector makes me want to listen to my foolish, half-human heart.

London, 1923. Newly minted research assistant Saffron Everleigh is the first woman to hold the position at University College of London. When she attends a dinner party for the school, she expects to engage in conversations about the university's large expedition to the Amazon. What she doesn’t expect is for Mrs. Henry, one of the professors’ wives, to drop to the floor, poisoned by an unknown toxin. Dr. Maxwell, Saffron’s mentor, is the main suspect, and evidence quickly mounts.

After a nearly fatal blow to the skull, traumatized private detective Ian Cameron is found dazed and confused on a muddy riverbank in Victorian London. Among his effects: a bloodstained business card bearing the name of a master wizard and a curious pocket watch that doesn’t seem to tell time. To retrieve his lost memories, Ian demands answers from Edwina and Mary Blackwood, sister witches with a murky past. But as their secret is slowly unveiled, a dangerous mystery emerges on the darkened streets of London.

Hana has grown up hidden by her mother in a secret room of the bioship Cyclo until the day her mother is simply gone - along with the entire crew. Cyclo tells her she was abandoned, but she's certain her mother wouldn't leave her there to die. And Hana isn't ready to die yet. She's never really had a chance to live. Fenn is supposed to die. He and a crew of hired mercenaries are there to monitor Cyclo as she expires, and the payment for the suicide mission will mean Fenn's sister is able to live. But when he meets Hana, he's not sure how to save them both.

When a chance encounter with Theodore Camden, one of the architects of the grand New York apartment house the Dakota, leads to a job offer for Sara Smythe, her world is suddenly awash in possibility - no mean feat for a servant in 1884. The opportunity to move to America. The opportunity to be the female manager of the Dakota. And the opportunity to see more of Theo, who understands Sara like no one else...and is living in the Dakota with his wife and three young children.

The world of Faerie never disappeared: it merely went into hiding, continuing to exist parallel to our own. Secrecy is the key to Faerie’s survival—but no secret can be kept forever, and when the fae and mortal worlds collide, changelings are born. Half-human, half-fae, outsiders from birth, these second-class children of Faerie spend their lives fighting for the respect of their immortal relations.

The orphaned Elsie Camden learned as a girl that there were two kinds of wizards in the world: those who pay for the power to cast spells and those, like her, born with the ability to break them. But as an unlicensed magic user, her gift is a crime. Commissioned by an underground group known as the Cowls, Elsie uses her spellbreaking to push back against the aristocrats and help the common man. Elite magic user Bacchus Kelsey is one elusive spell away from his mastership when he catches Elsie breaking an enchantment. To protect her secret, Elsie strikes a bargain.

Rhode Island, 1846. Estranged from his family, writer Merritt Fernsby is surprised when he inherits a remote estate in the Narragansett Bay. Though the property has been uninhabited for more than a century, Merritt is ready to call it home—until he realizes he has no choice. With its doors slamming shut and locking behind him, Whimbrel House is not about to let Merritt leave. Ever.

As war rages in 1944, young army lieutenant Lucas Athan recovers a sarcophagus excavated from an Egyptian tomb. Shipped to Princeton University for study, the box contains mysteries that only Lucas, aided by brilliant archaeologist Simone Rashid, can unlock. These mysteries may, in fact, defy - or fulfill - the dire prophecies of Albert Einstein himself.

Unpacking her belongings in her new hometown of Portland, Oregon, herbalist and reformed alchemist Zoe Faust can't help but notice she's picked up a stowaway. Dorian Robert-Houdin is a living, breathing three-and-half-foot gargoyle - not to mention a master of French cuisine - and he needs Zoe's expertise to decipher a centuries-old text. Zoe, who's trying to put her old life behind her, isn't so sure she wants to reopen her alchemical past... until the dead man on her porch leaves her no choice.

New York, 1880. Elizabeth van den Broek is the only female reporter at the Herald, the city’s most popular newspaper. Then she and her bohemian friend Carlotta Ackerman find a woman’s body wrapped like a mummy in a freshly dug hole in Central Park - the intended site of an obelisk called Cleopatra’s Needle. The macabre discovery takes Elizabeth away from the society pages to follow an investigation into New York City’s darkest shadows.

As the city prepares to celebrate Queen Victoria's golden jubilee, Veronica Speedwell is marking a milestone of her own. After burying her spinster aunt, the orphaned Veronica is free to resume her world travels in pursuit of scientific inquiry - and the occasional romantic dalliance. As familiar with hunting butterflies as she is fending off admirers, Veronica wields her butterfly net and a hatpin with equal aplomb, and with her last connection to England gone, she intends to embark upon the journey of a lifetime.