Get ready to fly or die in the breathtaking follow-up to Fourth Wing and Iron Flame from #1 New York Times bestselling author Rebecca Yarros.

When a trip into the forest to collect a rare mushroom goes horribly wrong, I find myself falling through a fairy portal and straight into the arms of the Unseelie Fae prince. The dangerously unhinged and handsome Unseelie Fae prince. What could be more horrible than that? He thinks I'm an assassin sent by the humans to kill him, not a biologist. Determined to kill me first and rid himself of the human he has unwillingly grown obsessed with, yet also needing to entertain his people, the villain challenges me to three deadly trials.

Cora is a demon, and an assassin who never misses her mark. But she has a deadly secret: her blood can create the most powerful magical elixirs in the world—and she's been hunted for it her whole life. When Cora is sent to kill a Nephilim named Vince, she figures this will be an easy target. Until Vince time travels, appearing in two places at once. When she tries to get close to him to learn the secret to his strange ability, she falls in love with him. Her loyalties shift, wreaking chaos among demons and Nephilim alike.

Mische lost everything when she was forcibly Turned into a vampire—her home, her humanity, and most devastating of all, the love of the sun god to whom she had devoted her life. Now, sentenced to death for murdering the vampire prince who turned her, redemption feels impossible. But when Mische is saved by Asar, the bastard prince of the House of Shadow with a past as brutal as his scars, she's forced into a mission worse than execution: a journey to the underworld to resurrect the god of death himself.

Twenty-year-old Violet Sorrengail was supposed to enter the Scribe Quadrant, living a quiet life among books and history. Now, the commanding general—also known as her tough-as-talons mother—has ordered Violet to join the hundreds of candidates striving to become the elite of Navarre: dragon riders. But when you’re smaller than everyone else and your body is brittle, death is only a heartbeat away...because dragons don’t bond to “fragile” humans. They incinerate them.

Raina Bloodgood has one desire: kill the Frost King and the Witch Collector who stole her sister. On Collecting Day, she means to exact murderous revenge, but a more sinister threat sets fire to her world. Rising from the ashes is the Collector, Alexus Thibault, the man she vowed to slay and the only person who can help save her sister. Thrust into an age-old story of ice, fire, and ancient gods, Raina must abandon vengeance and aid the Witch Collector or let their empire—and her sister—fall into enemy hands.

A vampire killed her mother two years ago, and her father is always off on business trips, so her sister is all she has. Born with a tattoo that makes her destined to be a King’s Guard, she is summoned away to fulfill her duty. She will now live with other members of the King’s Guard, away from her sister, and train to be a warrior. Unfortunately, her new trainer, Valarian Grey, is a vampire. She must learn to trust him while training to defend her world from demons and other malevolent creatures.

When a chance encounter sparks an unlikely bond between rival murderers Sloane and Rowan, the two find something elusive—the friendship of a like-minded, pitch-black soul. From small-town West Virginia to upscale California, from downtown Boston to rural Texas, the two hunters collide in an annual game of blood and suffering, one that pits them against the most dangerous monsters in the country.

Euthalia may have been born a princess, but she knows what she truly is: a puppet. Her magic is a dark curse to all who look in her eyes, but an opportunity for her power-hungry father, the Lord of the Night. When he arranges her marriage to the Prince of the Underworld, she’s frightened—for her husband-to-be.

Anova’s no saint. Better to be a living thief than an honest corpse. But when her debts catch up to her, a dangerous fae bargain is the only way to keep her freedom. Despite her hatred of his folk for killing her mother, she agrees to work as the assassin for the young and mysterious fae lord, Leander. The catch? She must pose as his human lover. She’s smarter than to fall for the arrogant fae using her for his profit.

Born into a life of duty and sacrifice, Morgan Pendragon's destiny has never been her own. Rumored to carry the tainted blood of the fae in her veins, her birthright was stolen from her when she was a mere child. Growing up in the shadow of her brother, the king, she has been promised to the goddesses when she comes of age. So, when her brother commands that she seek out a fae weapon of legendary power, Morgan seizes the chance to break free from the chains of her fate.

For years, Valera has worked weary hours as a seamstress just to keep food on the table. She would give her all to protect her little sister from the cruelties of the world, and the tantalizing lure of the fae forest. One day, she fears, the fae will spirit her sister away, and how can Valera hope to stop them? Then the fae come. Not for her sister...but for her. Trapped in a magnificent palace far from her own world, Valera finds herself the unwilling bride of an enigmatic fae lord.

The adopted human daughter of the Nightborn vampire king, Oraya carved her place in a world designed to kill her. Her only chance to become something more than prey is entering the Kejari: a legendary tournament held by the goddess of death herself. But winning won’t be easy amongst the most vicious warriors from all three vampire houses. To survive, Oraya is forced to make an alliance with a mysterious rival.

Bound to steal her queen's magical bones, thief Lynne knows only one mistake equals death. And yet, she dreams of living in the forbidden world upon the surface, hating every minute in the Underworld. When she secretly develops a crush on a human, she loses a bone in his realm and has no choice but to strike a deal with the only one who could help—an evil witch. To save her life, she must earn the man’s love and bring back the bone in 99 days.

Nineteen years ago, I was plucked from the heart of a bloody massacre that spared nobody else. Small. Fragile. An enigma. Now ward to a powerful High Master who knows too much and says too little, I lead a simple life, never straying from the confines of an imaginary line I've drawn around the castle grounds.