The supernatural world is rising up against the human one. The weretrappers want control, and only the immortal Dire wolves stand in the way of total destruction. Stray, a Dire, and his long-lost brother, Killian, emerge as the leaders of their pack. To keep themselves and the humans safe, the Dires need a witch as powerful as Seb, who betrayed the Dires to work for the weretrappers.

They find what they are looking for in Kate, a human who survived a horrible car accident that left her back scarred with a handprint no one else can see. Stray senses Kate's abilities as a witch and recruits her to help the Dires—all the while knowing she is so powerful they will need to kill her once she helps defeat the weretrappers.

Stray doesn't expect the powerful connection that he feels with Kate, or his irresistible need to protect her. They cannot hide their feelings or each other, and what once was taboo now seems inevitable…