Sierra always dream of being like her father; A police officer and a hero. Growing up, she was fascinated by the stories her father would come home and tell her. Sierra, now 17, has started her first part of her Law Career. Which is being the anonymous school detective. Her job was to help people while staying unknown since her freshman year. She has successfully done that up until now. As she begins senior year, she is handed the biggest and most dangerous case of her life. Now people's lives are in Sierra's hands. Will she become the hero she want to be? Will she remain Girl Unknown?