Callypso Lillis is a siren with a very big problem, one that stretches up her arm and far into her past. For the last seven years she’s been collecting a bracelet of black beads up her wrist, magical IOUs for favors she’s received. Only death or repayment will fulfill the obligations. Only then will the beads disappear. Everyone knows that if you need a favor, you go to the Bargainer. He’s a man who can get you anything you want … at a price. And everyone knows that sooner or later he always collects. But for one client, he’s never asked for repayment. Not until now.

As the only Second Daughter born in centuries, Red has one purpose - to be sacrificed to the Wolf in the Wood in the hope he'll return the world's captured gods. Red is almost relieved to go. Plagued by a dangerous power she can't control, at least she knows that in the Wilderwood, she can't hurt those she loves. Again. But the legends lie. The Wolf is a man, not a monster. Her magic is a calling, not a curse. And if she doesn't learn how to use it, the monsters the gods have become will swallow the Wilderwood - and her world - whole.

An outcast her entire life, Corvina Clemm is left adrift after losing her mother. When she receives the admission letter from the mysterious University of Verenmore, she accepts it as a sign from the universe. The last thing she expects though is an olden, secluded castle on top of a mountain riddled with secrets, deceit, and death.

Emilia and her twin sister Vittoria are streghe - witches who live secretly among humans, avoiding notice and persecution. One night, Vittoria misses dinner service at the family's renowned Sicilian restaurant. Emilia soon finds the body of her beloved twin...desecrated beyond belief. Devastated, Emilia sets out to find her sister's killer and to seek vengeance at any cost - even if it means using dark magic that's been long forbidden. Then, Emilia meets Wrath, one of the Wicked-princes of Hell she has been warned against in tales since she was a child.

Ripped from a forgotten homeland as a child, Tisaanah learned how to survive with nothing but a sharp wit and a touch of magic. But the night she tries to buy her freedom, she barely escapes with her life. Desperate to save the best friend she left behind, Tisaanah journeys to the Orders, the most powerful organizations of magic Wielders in the world. But to join their ranks, she must complete an apprenticeship with Maxantarius Farlione, a handsome and reclusive fire wielder who despises the Orders.