The secret is out: Cheerleader Olivia and vampire Ivy are long-lost twins! But when the vampire officials realize that Olivia knows the truth about their kind, 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! Kids love reading about vampires — and they're sure to love sinking their teeth into this third book about Ivy and Olivia's fangtastic adventures!