Chapter One I suppose a lot of teenage girls feel invisible sometimes, like they just disappear. Well, that's me—Cammie the Chameleon. But I'm luckier than most because, at my school, that's considered cool. I go to a school for spies. Of course, technically, the Gallagher Academy for Exceptional Young Women is a school for geniuses—not spies—and we're free to pursue any career that befits our exceptional educations. But when a school tells you that, and then teaches you things like advanced encryption and fourteen different languages, it's kind of like big tobacco telling kids not to smoke; so all of us Gallagher Girls know lip service when we hear it. Even my mom rolls her eyes but doesn't correct me when I call it spy school, and she's the headmistress. Of course, she's also a retired CIA operative, and it was her idea for me to write this, my first Covert Operations Report, to summarize what happened last semester. She's always telling us that the worst part of the spy life isn't the danger—it's the paperwork. After all, when you're on a plane home from Istanbul with a nuclear warhead in a hatbox, the last thing you want to do is write a report about it. So that's why I'm writing this—for the practice. If you've got a Level Four clearance or higher, you probably know all about us Gallagher Girls, since we've been around for