Betrayed by P.C. Cast and Kristin Cast is a gripping fantasy novel published in 2009 by Little, Brown Book Group. This paperback book has 400 pages and measures 198mm in height by 126mm in width.

The story follows Zoey Redbird, a fledgling vampyre who must navigate the complexities of high school while also dealing with the challenges of being a vampyre. As Zoey tries to uncover the truth about her school and the vampyre world, she discovers that betrayal can come from those she trusts the most. This book is a must-read for fans of the young adult fantasy genre.