In a world full of superhumans, being utterly ordinary is a death-defying feat. Welcome to the life of Kid Monrova. Kid is about to turn sixteen and hasn't yet developed her Code Type, that is, her one outstanding area of perfection. On The Upper Worlds, your genetically modified talent is the most important thing about you. Without a Type - you are nothing. When a mysterious intruder appears at the school gate and spurs Kid onto finding her true identity, what she discovers unleashes an epic adventure. And when it falls on her young shoulders to save the world from pending doom, Kid is forced to dig deep into all that it means to be human.