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.

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.

Kaz Brekker and his crew have just pulled off a heist so daring even they didn't think they'd survive. But instead of divvying up a fat reward, they're right back to fighting for their lives. Double-crossed and badly weakened, the crew is low on resources, allies, and hope. As powerful forces from around the world descend on Ketterdam to root out the secrets of the dangerous drug known as jurda parem, old rivals and new enemies emerge to challenge Kaz's cunning and test the team's fragile loyalties.

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.

Galaxy "Alex" Stern is the most unlikely member of Yale’s freshman class. Raised in the Los Angeles hinterlands by a hippie mom, Alex dropped out of school early and into a world of shady drug-dealer boyfriends, dead-end jobs, and much, much worse. In fact, by age 20, she is the sole survivor of a horrific, unsolved multiple homicide. Some might say she’s thrown her life away. But at her hospital bed, Alex is offered a second chance: to attend one of the world’s most prestigious universities on a full ride. What’s the catch, and why her?

A world with no hunger, no disease, no war, no misery: Humanity has conquered all those things and has even conquered death. Now Scythes are the only ones who can end life - and they are commanded to do so in order to keep the size of the population under control. Citra and Rowan are chosen to apprentice to a scythe - a role that neither wants. These teens must master the "art" of taking life, knowing that the consequence of failure could mean losing their own.

It's been 18 months since the Raxter School for Girls was put under quarantine, since the Tox hit and pulled Hetty's life out from under her. It started slow. First the teachers died, one by one. Then it began to infect the students, turning their bodies strange and foreign. Now, left to fend for themselves on their island home, the girls don't dare wander outside the school's fence, where the Tox has made the woods wild and dangerous. They wait for the cure they were promised as the Tox seeps into everything. But when Byatt goes missing, Hetty will do anything to find her.

Two years ago, Louise le Blanc fled her coven and took shelter in the city of Cesarine, forsaking all magic and living off whatever she could steal. There, witches like Lou are hunted. They are feared. And they are burned. As a huntsman of the Church, Reid Diggory has lived his life by one principle: Thou shalt not suffer a witch to live. But when Lou pulls a wicked stunt, the two are forced into an impossible situation - marriage. Lou, unable to ignore her growing feelings, yet powerless to change what she is, must make a choice. And love makes fools of us all.

Four months have passed since the shadow stone fell into Kell's possession. Four months since his path crossed with Delilah Bard. Four months since Rhy was wounded and the Dane twins fell, and the stone was cast with Holland's dying body through the rift, and into Black London. In many ways, things have almost returned to normal, though Rhy is more sober, and Kell is now plagued by his guilt.

When Ruby woke up on her 10th birthday, something about her had changed. Something frightening enough to make her parents lock her in the garage and call the police. Something that got her sent to Thurmond, a brutal government “rehabilitation camp.” She might have survived the mysterious disease that had killed most of America’s children, but she and the others emerged with something far worse: frightening abilities they could not control.