Spy School Revolution

In Spy School Revolution, Ben Ripley faces a new evil organization that's so mysterious, the only proof it exists is from the American Revolution. He must prove the loyalty of his respected friend, Erica, locate the elusive insurgent group that's blackmailing her, and thwart their devious plot. But this time, Ben finds himself up against opponents he has never encountered before: his own friends. Will he succeed when he doesn't even know who he can trust?