Interest LevelReading LevelReading A-ZATOSWord Count
Grades 4 - 8Grades 3 - 6n/a5.131746

The secret is out—cheerleader Olivia and vampire Ivy are twins!

ow that Ivy and Olivia have told their friends that they're twins, they have to come clean to their adoptive parents. But Ivy's dad doesn't even want to meet Olivia!

When the vampire officials realize Olivia knows the truth about vampires, they demand that she pass three tests to prove she's worthy of sharing the secret. Yikes! One thing's for sure—if the sisters can get through this, they can get through anything!

Paperback, 208 pages
Published on November 20, 2007 by HarperCollins
ISBN-10: 0060871180
ISBN-13: 9780060871185
20 Book Reviews
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  • jessi161
    jessi161Monday, November 5, 2012 at 12:42 pm55 stars
    It is a mystery book. These to girls are trying to find out about their real parents. When they find out who it is they don't want to tell the person that they know so they have to keep it to their self.
    • pinksweetsky
      pinksweetskySaturday, October 6, 2012 at 3:12 am55 stars
      It is fun!!!!I love the series
      • lucky13
        lucky13Sunday, September 2, 2012 at 3:19 pm44 stars
        Cool book.
        • loli4646
          loli4646Sunday, April 1, 2012 at 7:14 am55 stars
          This book was so good. My library teacher thought I would like it. Now I am hooked to the series. Totally recommend it.
          • sunaaa
            sunaaaThursday, March 8, 2012 at 4:57 pm
            This book is the ultimate blood sucking saga. this book is very interesting, how two different people come together and find out the s-are sisters i don't want to say anymore if someone wants to read this book. READ!!!!!!!!!!!!!!!!
            • i_like_brownies
              i_like_browniesThursday, February 2, 2012 at 8:38 pm55 stars
              This book is good so far. I like how one is a cheer leader and the other is a vampire. I really love vampires. They ROCK!!!! You know what would be cool?!? A cheer leading vampire!!!!! Awesome right.(Sorry, off topic!)
              • pinkfluffylamas
                pinkfluffylamasFriday, January 27, 2012 at 6:11 pm
                this is a cool fun awesome book teling the story of two sisters and when they meet, they find out who really they are and who their real parent are.
                • partyrock
                  partyrockFriday, January 13, 2012 at 8:28 pm
                  the vampire leaders fores ivy to hide some thing from her twin Olivia. will this coffin-sized secret threaten their friend ship or will it not.
                  • teacher_2281
                    Antonella LopezTuesday, December 27, 2011 at 7:37 am
                    The book was so good that you have to read it.
                    • diana2000
                      diana2000Tuesday, November 1, 2011 at 6:01 pm
                      great book