Dead of Night
The 39 Clues: Cahills vs. Vespers
Author: Peter Lerangis
Now the Vespers have gone too far. They've kidnapped Atticus, an innocent 11 year old boy and Dan's only friend. Now Dan and Amy are in the struggle of their lives. Because if they can't outwit the Vespers, the unthinkable will happen . . . Atticus will die.