Christopher Russell

After learning that their younger sibling escaped an earlier kidnapping attempt that also killed their parents, two estranged sisters must join forces to rescue her from a group of bloodthirsty vampires. Out for revenge and control of a vampirism vaccine, Thorn and his band of the undead soon learn that they messed with the wrong family.

The world is full of zombies and the survivors have barricaded themselves inside a walled city to keep out the living dead. As the wealthy hide out in skyscrapers and chaos rules the streets, the rest of the survivors must find a way to stop the evolving zombies from breaking into the city.