Once, there were four worlds, nestled like pages in a book, each pulsing with fantastical power and connected by a single city: London. Until the magic grew too fast and forced the worlds to seal the doors between them in a desperate gamble to protect their own. The few magicians who could still open the doors grew more rare as time passed and now, only three Antari are known in recent memory—Kell Maresh of Red London, Delilah Bard of Grey London, and Holland Vosijk, of White London.

The Guild of Navigators has ruled the Aion Sea for centuries, using their fleet of mystical ships to collect trade for the Aurelian Empire. Now, the Emperor is dead. For Calder Marten, Captain of The Testament, the Emperor’s death is not an end, but an opportunity. He and his crew seek the legendary Heart of Nakothi, an artifact that could raise a second Emperor...and earn Calder a fortune. But they’re not the only ones who want the Heart. The Consultant’s Guild, an ancient order of spies and assassins, will stop at nothing to keep the world in chaos.

All sorcerers are evil. Elisabeth has known that as long as she has known anything. Raised as a foundling in one of Austermeer’s Great Libraries, Elisabeth has grown up among the tools of sorcery - magical grimoires that whisper on shelves and rattle beneath iron chains. If provoked, they transform into grotesque monsters of ink and leather. She hopes to become a warden, charged with protecting the kingdom from their power. Then an act of sabotage releases the library’s most dangerous grimoire.

Delve deeper into the world of the Earthsinger Chronicles with these prequel novellas full of magic, adventure, destiny, and love.

Seven years on the run from her abusive father, and with no hope of sanctuary among the dwindling pockets of human civilization, Lark is out of options. Her only leverage is a cursed power: she can thrust fear onto others, leaving all threats fleeing in terror. It’s a means of survival as she searches for a place to call home. If the campfire myths of her childhood are true, Lark’s sole chance for refuge could lie in Cagmar, the city of trolls—a brutal species and the sworn enemies of humanity.

Celebrated singer Genevieve Dumont is both a star and a smokescreen. An unwilling darling of the Nazis, the chanteuse’s position of privilege allows her to go undetected as an ally to the resistance. When her estranged mother, Lillian de Rocheford, is captured by Nazis, Genevieve knows it won’t be long before the Gestapo succeeds in torturing information out of Lillian that will derail the upcoming allied invasion. The resistance movement is tasked with silencing her by any means necessary - including assassination.

The emperor's reign has lasted for decades, his mastery of bone shard magic powering the animal-like constructs that maintain law and order. But now his rule is failing, and revolution is sweeping across the Empire's many islands. Lin is the emperor's daughter and spends her days trapped in a palace of locked doors and dark secrets. When her father refuses to recognise her as heir to the throne, she vows to prove her worth by mastering the forbidden art of bone shard magic.

Girls team up to overthrow the kingdom in this unique and powerful retelling of Cinderella from a stunning new voice that’s perfect for fans of A Curse So Dark and Lonely. It’s 200 years after Cinderella found her prince, but the fairy tale is over. Teen girls are now required to appear at the Annual Ball, where the men of the kingdom select wives based on a girl’s display of finery. If a suitable match is not found, the girls not chosen are never heard from again.

In a steampunk world full of airships and adventure, 16-year-old Jonathan lives a quiet life on a far north aerial city. But when his mother and sister fall ill with a mysterious and fatal disease, Jonathan must travel through an alternate London full of illusions and monsters to get the cure. But can he find it before his family dies...and before he turns into a monster himself?

Sinister forces lurk in the corners of the Iron Kingdoms - restless souls, mischievous and cunning creatures, darker beings that bargain for mortal souls. Most pass unmarked, shunned, or avoided, but there is one group willing to seek out and study what others fear. In abandoned halls and forgotten ruins, the investigators from the Strangelight Workshop illuminate the darkness, armed with wisdom, curiosity, and specialized tools.

An enforcer wanted dead for crimes she didn’t commit.... An assassin wanted dead for crimes he did commit.... Normally, they would be enemies, but they both seek the same thing: exoneration. Unfortunately, a nefarious underground organization is attempting to kill the one man who could grant it to them - the emperor. If they want to win their freedom, they’ll have to battle powerful wizards, outscheme master schemers, and defeat bloodthirsty monsters, all while dodging friendly fire and evading the law. Exoneration isn’t easy.

My name is Maia Graystone: prisoner, rebel, and reluctant savior of a dying world. In exactly 552 hours, an asteroid will end life as we know it. Not that my life is anything to brag about. Trapped inside a hellish prison, my days consist of surviving the other inmates and the bounty on my head. Then a mysterious benefactor offers the impossible: a chance to compete in the Shadow Trials and win a coveted spot on the space station above our dying world.

Chicago, 1893. For Alter Rosen, this is the land of opportunity, and he dreams of the day he’ll have enough money to bring his mother and sisters to America, freeing them from the oppression they face in his native Romania. But when Alter’s best friend, Yakov, becomes the latest victim in a long line of murdered Jewish boys, his dream begins to slip away. While the rest of the city is busy celebrating the World’s Fair, Alter is now living a nightmare: Possessed by Yakov’s dybbuk, he is plunged into a world of corruption and deceit.

The complete collection of the best-selling Mission Clockwork series, a steampunk-powered, action-packed adventure featuring brilliant heroes and bloody brilliant villains.

In a daring and deadly heist, thieves have made away with an artifact of terrible power - the death mask of Louis Charbon. Made by a master craftsman, it is imbued with the spirit of a monster from history, a serial murderer who terrorized the city. Now Charbon is loose once more, killing from beyond the grave. But these murders are different from before, not simply random but the work of a deliberate mind probing for answers to a sinister question.

As a talented face-shifter, it’s been years since Finn has seen her own face, and that’s exactly how she likes it. But when Finn gets caught by a powerful mobster, she’s forced into an impossible mission: steal a legendary treasure from Castallan’s royal palace or be stripped of her magic forever. After the murder of his older brother, Prince Alfehr is first in line for the Castallan throne. But riddled with grief, Alfie is obsessed with finding a way to bring his brother back, even if it means dabbling in forbidden magic.

In a world where humanity lives in the sky to escape a deadly mist below, Cass’s only goal is survival. That is, until she finds a job on the airship Daedalus as a diver. Now she explores ruined cities, looking for treasure and people’s lost heirlooms until a young man hires her to find the impossible: a way to eradicate the Mist.

In a Victorian era ruled by a council of ruthless steam barons, mechanical power is the real monarch and sorcery the demon enemy of the Empire. Nevertheless, the most coveted weapon is magic that can run machines - something Evelina has secretly mastered. But rather than making her fortune, her special talents could mean death or an eternity as a guest of Her Majesty's secret laboratories. What's a polite young lady to do but mind her manners and pray she's never found out?

In a city devastated by an epidemic, where survivors are all missing parts - an arm, a leg, an eye - Nell has always been an outsider. Her father is the famed scientist who created the biomechanical limbs that everyone now uses. But she's the only one with her machinery on the inside: her heart. Since the childhood operation, she has ticked. Like a clock, like a bomb. And as her community rebuilds, everyone is expected to contribute to the society's good, but how can Nell live up to her father's revolutionary ideas?

As niece of the king, Elise Lysander cares about two things: sneaking into gambling dens, and avoiding an advantageous marriage at all costs. When her uncle holds the life of her deathly ill father over her head, reluctantly, Elise puts her fate into the hands of Legion Grey, the handsome and mysterious dowry negotiator. He may be arrogant and infuriating, but soon Legion incites a blistering, forbidden passion she can’t ignore.

A dark power is at work, intent on gaining complete control of the CradleLand, the birthplace of the still-young world. All that stands in the Power's way is one troublesome line of humans: descendants of Seth. They are of the only remaining clan clinging to an all-but-dead faith. And yet it's from that faith that a prophecy threatens all plans of world dominion.

Wilhelmina Heidle, the fourth child and only daughter of the king of the world's wealthiest nation, has grown up in the shadows. Kept hidden from the world in order to serve as a spy for her father - whose obsession with building his empire is causing a war - Wil wants nothing more than to explore the world beyond her kingdom, if only her father would give her the chance. Until one night Wil is attacked, and she discovers a dangerous secret. Her touch turns people into gemstone.

The Thief Kingdom is a place hidden within the world of Aadilor. Many whisper of its existence, but few have found this place, where magic and pleasure abound. There, the mysterious Thief King reigns supreme with the help of the Mousai, a trio of revered and feared sorceresses. Larkyra Bassette may be the youngest of the Mousai, but when she sings her voice has the power to slay monsters. When it’s discovered the Duke of Lachlan is siphoning a poisonous drug from the Thief Kingdom and using it to abuse his tenants, Larkyra is offered her first solo mission to stop the duke.

Below Forsaken Mountain, a plot is being hatched to overthrow the tyrant king of Trollus, and Marc is the right-hand man of its leader. His involvement is information more than one troll would kill to possess, which is why he must keep it a secret from everyone, even the girl he loves. After accidentally ruining her sister's chance to become queen, Pénélope is given one last opportunity by her father, the Duke d'Angoulême, to make herself useful: she must find proof that the boy she's in love with is conspiring against the crown.

A city has many lives and layers. London has more than most. A 12-year-old boy named George Chapman is about to find this out the hard way. On a school trip he's punished for something he didn't do. In a tiny act of rebellion, he lashes out at a small carving on the wall - unexpectedly breaking it off. And then something horrible does happen: a stone pterodactyl unpeels form the wall and starts chasing him. George is already running before his mind starts trying to tell him that this is impossible!

Seventeen-year-old Anglet Sutonga lives repairing the chimneys, towers, and spires of the city of Bar-Selehm. Dramatically different communities live and work alongside each other. The white Feldish command the nation's higher echelons of society. The native Mahweni are divided between city life and the savannah. And then there's Ang, part of the Lani community who immigrated over generations ago as servants and now mostly live in poverty on Bar-Selehm's edges.

Claire Kenton believes the world is too dark for magic to be real - since her twin brother was stolen away as a child. Now Claire's desperate search points to London...and a boy who shouldn't exist. Peter Pan is having a beastly time getting back to Neverland. Grounded in London and hunted by his own Lost Boys, Peter searches for the last hope of restoring his crumbling island: a lass with magic in her veins.

Ruthless and supremely powerful, the Great Library is now a presence in every major city, governing the flow of knowledge to the masses. Alchemy allows the library to deliver the content of the greatest works of history instantly - but the personal ownership of books is expressly forbidden. Jess Brightwell believes in the value of the library, but the majority of his knowledge comes from illegal books obtained by his family, who are involved in the thriving black market.

Epheria is a land divided by war and mistrust. The High Lords of the South squabble and fight, only kept in check by the Dragonguard, traitors of a time long past, who serve the empire of the North. In the remote villages of Southern Epheria, still reeling from the tragic loss of his brother, Calen Bryer prepares for The Proving - a test of courage and skill that not all survive. But when three strangers arrive in the village of Milltown, with a secret they are willing to die for, Calen’s world is ripped from under him and he is thrust headfirst into a war.

Ketterdam: a bustling hub of international trade where anything can be had for the right price - and no one knows that better than criminal prodigy Kaz Brekker. Kaz is offered a chance at a deadly heist that could make him rich beyond his wildest dreams. But he can't pull it off alone.