Tally is about to turn sixteen, and she can’t wait. In just a few weeks she’ll have the operation that will turn her from a repellent ugly into a stunningly attractive pretty. As a pretty she will live in a high tech world where her only job is to have fun. But Tally’s new friend shay isn’t sure she wants to become a pretty. When shay runs away, Tally learns about a whole new side of the pretty world. The authorities offer Tally a choice: find her friend and turn her in, or never turn pretty at all. Tally’s choice will change her world forever…. By Scott Westerfeld.