When you've lost everything, what's worth fighting for?Beneath Pennsylvania's Dark Skies, the world has gone eerily quiet. Survivors are scarce. Zombies even scarcer. After a desperate escape from the zoo, Imogen suspects someone in her own group sabotaged their escape—forcing her to abandon the Iberian lynxes she swore to protect.Mike is haunted by the sisters he couldn't save and the girlfriend he left behind. Protecting those who remain...