Rook lives in a world where everyone follows the rules. If you don't, you die. Rule 9 states that a person will be named on their 9th birthday. Rule 11 states that they may get renamed on their 18th birthday. Seems simple enough, right? Well, it isn't, when you are named by strangers. Rook has four years to prove to society that she deserves to be renamed, all while still following the rules. Can she do it? Read this book to find out.