Here's the thing about covert operations: the really bad things always happen when you least expect them. The enemies don't give you a heads-up. And they never let you stop to put on comfortable shoes.

A spy-in-training, Cammie Morgan has a cover for every occasion. But what happens when she is forced to lose her cover to save her best friend, Macey? Cammie and her friends are determined to hunt down the group that threatens to tear their secret sisterhood apart. This time it's personal.

This is book 3 in Gallagher Girls .

There are 320 pages in this book. This book was published 2015 by Hachette Children's Group .

Ally Carter is is the author of two adult books and the phenomenally successful GALLAGHER GIRLS and HEIST SOCIETY series. She loved school so much she kept going. and going. and going. until finally she had to graduate. She has degrees from Oklahoma State University and Cornell University. Check out her website: allycarter. com