In the small town of Thistleford, on the edge of Faerie, dwells the mysterious Hawthorn family. There, they tend and harvest the enchanted willows and honour an ancient compact to sing to them in thanks for their magic. None more devotedly than the family’s latest daughters, Esther and Ysabel, who cherish each other as much as they cherish the ancient trees. But when Esther rejects a forceful suitor in favor of a lover from the land of Faerie, not only the sisters’ bond but also their lives will be at risk…

Beneath the still surface of a lake lurks a monster with needle sharp teeth. Hungry and ready to pounce. Jenny Greenteeth has never spoken to a human before, but when a witch is thrown into her lake, something makes Jenny decide she's worth saving. Temperance doesn't know why her village has suddenly turned against her, only that it has something to do with the malevolent new pastor. Though they have nothing in common, these two must band together on a magical quest to defeat the evil that threatens Jenny's lake and Temperance's family, as well as the very soul of Britain.

The year is 1862 and murderous desires are simmering in England. Nineteen-year-old Sarah Bonetta Forbes (Sally), once a princess of the Egbado Clan, desires one thing above all else: revenge against the British Crown and its system of colonial "humanitarianism," which stole her dignity and transformed her into royal property. From military men to political leaders, she’s vowed to ruin all who’ve had a hand in her afflictions. The top of her list? Her godmother, Britain’s mighty monarch, Queen Victoria herself.

Inesa lives with her brother in a half-sunken town where they scrape by running a taxidermy shop. Unbeknownst to Inesa, their cruel and indolent mother has accrued an enormous debt—enough to qualify one of her children for Caerus’s livestreamed assassination spectacle: the Lamb’s Gauntlet. Melinoë is a Caerus assassin, trained to track and kill the sacrificial Lambs. The product of neural reconditioning and physiological alteration, she is a living weapon, known for her cold brutality and deadly beauty.

Seventeen-year-old Marin James has spent her entire life living in the shadow of the exclusive Huntsworth Academy. And when her cousin’s dead body is found in a creek on school property, Marin knows exactly who’s to blame: Adrian Hargraves and Henry Wu, the enigmatic yet dangerously alluring leaders of the school's social elite.