Hayley Anderson has to face the physical monsters of the dying world along with the nightmare that is her past while trying to survive in the zombie apoalypse. She is convinced that she's better off on her own, but she soon realizes solitude isn't the answer when she discovers a small group.

What if Murphy had a twin? 97 years after a nuclear war the ark decides to send down 100 juvenile delinquencies to test if the ground is survivable. Even though radiation won't kill them the grounders will. Will Claire Murphy survive the ground or is that an impossible mission?