The Vespers are looking for new recruits and have targeted a few candidates: the Cahill children on the hunt for The 39 Clues. Uncover the Vespers' chilling plan to monitor the Kabras, the Holts, Jonah, and the Starlings, and learn who they picked as the most promising Vesper . . . and future Cahill traitor.

 

This book is part of a book series called 39 Clues .

There are 28 pages in this book. This book was published 2012 by Scholastic .