Harriet is impressed to learn that the girl she has befriended, now called Annie Smith, is the person who not only created three names-Rosarita Sauvage, Yolanda Montezuma, and Zoe Carpaccio-but also three distinct personalities to match. This girl has potential. Being a spy has always been rather solitary, so Harriet is glad to have a new friend and spy partner. But then Harriet realizes that Annie reveals very little about herself, and indeed, is...