Chapter 1: Main character running through wasteland

Once upon a nuclear apocalypse, the remaining inhabitants of this place that we call Earth and they now call The Dome (as they live inside one big dome, imaginative right.) Lila Romaldo is sick of her life, she goes to a school that she hates because her mum is the big boss. So all the other students hate her because she only got in because of her mum. But when her mum mysteriously disappears and she has to move in with her arch-enemy/ crush. she finds a document that could change her life and the whole of the Domes life forever. Will she let humanity die out quietly or will they die out one scream at a time.
...what? I'm not going to tell you, you've got to find out for yourself
***Some strong language****