Gallagher Girls: Cross My Heart and Hope To Spy

There I was: Cammie the Chameleon--the Gallagher Girl who had risked the most sacred sisterhood in the history of espionage. For a boy. But I was through with lying. And sneaking around. I was going to be... myself. Despite Cammie's best intentions to be a normal student, danger seems to follow her. Cammie and her friends must clear her name by discovering the truth about some mysterious guests... but this time the stakes for Cammie's heart - and her beloved school - are even higher.