" Crowded,” I said. Zoe and Erica had lucked out; as the only two girls on the trip, they got a whole room and separate beds to themselves. “How’s yours?” “Great!” Zoe chirped, and then lowered her voice to even below a whisper. “Although it’s kind of freaky being with Erica. Half her luggage was ammunition. Who brings grenades on a ski vacation?” “I can hear you,” Erica said, even though she was still fifteen feet away. Zoe grimaced, alarmed that she’d been overheard. "
― Stuart Gibbs , Spy Ski School (Spy School #4)