L. J. Smith, New York Times best–selling author of The Vampire Diaries and inspiration for the massively popular TV show from CW, returns to her thrilling Secret Circle series in this fourth installment, following Cassie as she battles good and evil within her coven of witches.Keep your enemies close. . . .For the first time since moving to New Salem, Cassie Blake finally feels normal. She's dating her soul mate, Adam, and making new friends in town. But between the secret coven of witches she calls her best friends and the incredible power she holds within her, Cassie is leading a far from ordinary life.The Circle is being hunted by an unknown enemy resistant to their magic—and anyone could be the next victim. No one knows who to trust or who to fear. Will Cassie be able to save the Circle . . . and herself? Or will her choices break it apart forever? Fated Mates: Cassie and Adam are finally together, but as the dangers to the Circle mount, their soul mate bond will be tested like never before. Found Family: The coven is Cassie’s anchor in New Salem, but with a hunter in their midst, the trust that binds them together is beginning to fray. Dark Heritage: As Cassie embraces her growing power, she must confront the legacy of her father, Black John, and a darkness inside her she never knew existed. Paranormal Thriller: An ancient enemy is picking off witches one by one. To survive, the Circle must uncover the traitor in their town before they are all destroyed.