A series on the CW based on a book trilogy by L.J. Smith, who also created The Vampire Diaries. Cassie Blake thought she was just a normal girl, until her mother is murdered by a witch who makes it look like a gas explosion. She moves in with her grandmother, and soon comes to the attention of five of her new classmates. They're all children of witches, and explain to Cassie that her mother was a witch too. And with Cassie in town, they now have a full "circle" of six members, meaning their powers have increased dramatically. Cassie must decide for herself whether to accept what it appears destiny has in store for her. Meanwhile, her mother's killer is also a resident, and the father of one of the Circle...