Kell is one of the last Travelers - magicians with a rare, coveted ability to travel between parallel universes. As such, he can choose where he lands. There's Grey London, dirty and boring, without any magic, ruled by a mad King George. Then there's Red London, where life and magic are revered, and the Maresh Dynasty presides over a flourishing empire. There's White London, ruled by whoever has murdered their way to the throne. And once upon a time, there was Black London...but no one speaks of that now.

Kate Harker and August Flynn are the heirs to a divided city - a city where the violence has begun to breed actual monsters. All Kate wants is to be as ruthless as her father, who lets the monsters roam free and makes the humans pay for his protection. All August wants is to be human, as good-hearted as his own father, to play a bigger role in protecting the innocent - but he's one of the monsters. One who can steal a soul with a simple strain of music.

Olivia Prior has grown up in Merilance School for Girls, and all she has of her past is her mother’s journal—which seems to unravel into madness. Then, a letter invites Olivia to come home to Gallant. Yet when Olivia arrives, no one is expecting her. But Olivia is not about to leave the first place that feels like home; it doesn’t matter if her cousin Matthew is hostile, or if she sees half-formed ghouls haunting the hallways.

Santo Domingo de la Calzada, 1532. London, 1827. Boston, 2019. Three young women, their bodies planted in the same soil, their stories tangling like roots. One grows high, and one grows deep, and one grows wild. And all of them grow teeth.

Opal is a lot of things—orphan, high school dropout, full-time cynic and part-time cashier—but above all, she's a determined to find a better life for her younger brother Jasper. One that gets them out of Eden, Kentucky, a town remarkable for only two things: bad luck and E. Starling, the reclusive nineteenth century author of The Underland, who disappeared over a hundred years ago. All she left behind were dark rumors—and her home. Everyone agrees that it’s best to ignore the uncanny mansion and its misanthropic heir, Arthur. Almost everyone, anyway.

In the vibrant city-state of Castellane, the richest of nobles and the most debauched of criminals have one thing in common: the constant search for wealth, power, and the next hedonistic thrill. Kel is an orphan, stolen from the life he knew to become the Sword Catcher—the body double of a royal heir, Prince Conor Aurelian. He has been raised alongside the prince, trained in every aspect of combat and statecraft. He and Conor are as close as brothers, but Kel knows that his destiny is to die for Conor. No other future is possible.

It's been 297 days since David died - and came back. He may have survived the avalanche, but the aftermath has been far worse. His wife moved out, taking his son with her, and a devastated David hasn't left his house since, terrified of the mysterious new power that followed him home from the ill-fated expedition. After months in seclusion, David's ready for a fresh start, and ventures out, determined to keep his power in check. But David's power isn't the one he needs to worry about.

The Alexandrian Society, caretakers of lost knowledge from the greatest civilizations of antiquity, are the foremost secret society of magical academicians in the world. Those who earn a place among the Alexandrians will secure a life of wealth, power, and prestige beyond their wildest dreams, and each decade, only the six most uniquely talented magicians are selected to be considered for initiation. Enter the latest round of six: Libby Rhodes and Nico de Varona, unwilling halves of an unfathomable whole, who exert uncanny control over every element of physicality.

France, 1714: In a moment of desperation, a young woman makes a Faustian bargain to live forever - and is cursed to be forgotten by everyone she meets. Thus begins the extraordinary life of Addie LaRue, and a dazzling adventure that will play out across centuries and continents, across history and art, as a young woman learns how far she will go to leave her mark on the world. But everything changes when, after nearly 300 years, Addie stumbles across a young man in a hidden bookstore and he remembers her name.

In a shabby house, on a shabby street, in the new capital of Madrid, Luzia Cotado uses scraps of magic to get through her days of endless toil as a scullion. But when her scheming mistress discovers the lump of a servant cowering in the kitchen is actually hiding a talent for little miracles, she demands Luzia use those gifts to improve the family's social position.

Tunuva Melim is a sister of the Priory. For fifty years, she has trained to slay wyrms – but none have appeared since the Nameless One, and the younger generation is starting to question the Priory's purpose. To the north, in the Queendom of Inys, Sabran the Ambitious has married the new King of Hróth, narrowly saving both realms from ruin. Their daughter, Glorian, trails in their shadow – exactly where she wants to be. The dragons of the East have slept for centuries. Dumai has spent her life in a Seiikinese mountain temple, trying to wake the gods from their long slumber.

Viola Marek is a struggling real estate agent, and a vampire. But her biggest problem currently is that the house she needs to sell is haunted. The ghost haunting the house has been murdered, and until he can solve the mystery of how he died, he refuses to move on. Fox D’Mora is a medium, and though is also most-definitely a shameless fraud, he isn’t entirely without his uses—seeing as he’s actually the godson of Death.

After being murdered, his consciousness dormant and unaware of the passing of time while confined in an elaborate water trap, Kai wakes to find a lesser mage attempting to harness Kai’s magic to his own advantage. That was never going to go well. But why was Kai imprisoned in the first place? What has changed in the world since his assassination? And why does the Rising World Coalition appear to be growing in influence? Kai will need to pull his allies close and draw on all his pain magic if he is to answer even the least of these questions.

After centuries of sleep, the gods are warring again. But eighteen-year-old Iris Winnow just wants to hold her family together. Her mother is suffering from addiction and her brother is missing from the front lines. Her best bet is to win the columnist promotion at the Oath Gazette. To combat her worries, Iris writes letters to her brother and slips them beneath her wardrobe door, where they vanish—into the hands of Roman Kitt, her cold and handsome rival at the paper.

In modern-day Manhattan where we lay our scene, two rival witch families fight to maintain control of their respective criminal empires. On one side of the conflict are the Antonova sisters—each one beautiful, cunning, and ruthless—and their mother, the elusive supplier of premium intoxicants, known only as Baba Yaga.