It once seemed so easy to Prince Rhen, the heir to Emberfall. Cursed by a powerful enchantress to repeat the autumn of his 18th year over and over, he knew he could be saved if a girl fell for him. But that was before he learned that at the end of each autumn, he would turn into a vicious beast hell-bent on destruction. That was before he destroyed his castle, his family, and every last shred of hope.

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.

Brie hates the Fae and refuses to have anything to do with them, even if that means starving on the street. But when her sister is sold to the sadistic king of the Unseelie court to pay a debt, she'll do whatever it takes to get her back—including making a deal with the king himself to steal three magical relics from the Seelie court.

Eighteen-year-old Trinity Marrow may be going blind, but she can see and communicate with ghosts and spirits. Her unique gift is part of a secret so dangerous that she’s been in hiding for years in an isolated compound fiercely guarded by Wardens - gargoyle shape-shifters who protect humankind from demons. If the demons discover the truth about Trinity, they’ll devour her, flesh and bone, to enhance their own powers.

Lou, Reid, Coco, and Ansel are on the run from coven, kingdom, and church - fugitives with nowhere to hide. To survive, they need allies. Strong ones. But as Lou becomes increasingly desperate to save those she loves, she turns to a darker side of magic that may cost Reid the one thing he can’t bear to lose. Bound to her always, his vows were clear: where Lou goes, he will go; and where she stays, he will stay.