At seventeen Lucy hears a voice in the mysterious Black Hollow that no one else can: that of Dorian, the invisible and cursed werewolf who is inextricably linked to her through a dark secret. Lucy and Dorian team together to solve a maze of unanswered mysteries after her father, a detective, suddenly vanishes. But as Lucy experiences terrifying, primordial changes, she is forced to confront the terrible truth that she is the next heir to the beast within her family and that her family is cursed. The curse grows stronger as Lucy unravels the darkest secrets of her family. Will she submit to the wolf inside, giving up her humanity? Or can she break free from the bonds that have trapped her bloodline for ages? Furthermore, what is Dorian concealing about her fate? Read more in the book.