𝙲𝚛𝚘𝚜𝚜 𝚖𝚢 𝙷𝙴𝙰𝚁𝚃 𝚊𝚗𝚍 𝚑𝚘𝚙𝚎 𝚝𝚘 𝚂𝙿𝚈[]
Cammie's best intentions was to be a normal student. It's a danger to follow her. She and her friends learned that their school is going to play host to some mysterious guests; code name: Blackthorne. Then she is blamed for a security breach that leaves the school's top secret status at risk.
Cammie and her friends are crawling through the school to learn the truth about Blackthorne and clear Cammie's name. Even though they have confidence in their spying skills, this time the target is tougher (and hotter), and the stakes for Cammie's heart-and her beloved school-are higher than ever before.
The story begins as Cammie and her Mother are on their way to Washington, D.C. where Cammie is debriefed' on her relationship with "the subject" (AKA Josh). Cammie returns to school at the start of a new semester, upon which her mother's requests that she 'just be herself'.[]
Soon, Cammie, Bex, Liz, and Macey, discover a mysterious 'Blackthorne', which turns out to be a top secret school for boy spies! On a CoveOps mission, the sophomore class of the Gallagher Academy visits Washington DC. Their mission is to reach their teacher at the Smithsonian's display of Dorthy's ruby slippers without having a tail. When Cammie and Bex believe they have no tails, they decide to split up just in case. Then a boy comes up to Cammie, and appears to flirt with her . Cammie thinks that he is just a normal boy, and tells him where she is going and that she is going to meet her teacher. However, when she reaches her teacher, she realizes that the boy is actually a spy that was on her tail. As the boy says "Hi again, Gallagher Girl" and her teacher Mr. Solomon says "Nice job, Zach," Cammie realizes that "Zach" is from the Blackthorne Institute for Boys and impresses both Zach and Mr. Solomon by displaying this knowledge, saying "Hi, Blackthorne Boy" in reply.
Cammie navigates through her semester of school, which becomes much harder when fifteen students from Blackthorne come to live at the Gallagher Academy until the end of the school year. Zach pursues Cammie, constantly hanging around her. During a CoveOps mission in Roseville, she meets Josh and another friend, DeeDee, and learns that the two are dating. She freezes, not knowing what had seen her come to the corridor when she was upset. Just then, a Code Black sounds, and Cammie grabs Zach and tries to reach safety. When people suspect Cammie of triggering the Code Black, Zach denies being with her when it
Cammie, Bex, Liz, and Macey plant bugs in the east wing where the Blackthorne students are staying, and start to get close to them to get information. Cammie and Zach go on a study date, in which Zach reveals that he found the bugs in the rooms. He drops them on the table in front of Cammie, and whispers, "I'm not all bad, Gallagher Girl." He starts to leave the library and looks back. "Then again, I'm not all good, either!" In a CoveOps stolen by the boys. However, the school is in code black mode (a process that locks all exits) so they must use a secret passageway. They trace the boys via tracking device to an abandoned warehouthe Academy so they can take finals back at their own school. Cammie says goodbye to Zach, and he dips and kisses Cammie in the school's foyer. Zach says, "I always finish what I start." When Cammie says to Zach "So this is goodbye?" and then he winks and says, "Come on, Gallagher Girl, what are the odds of that?".