Zombie Theorem: The Culling, Book 1 (Unabridged‪)‬

Dan, a middle manager working in San Francisco, is thrust into a fight for his life. He must overcome who he is and learn to fight for his life and lead those around him. While surviving, he finds the real reason for the zombie outbreak and is pulled into a whole new fight, this time against a shadowy power calling themselves the Culling Initiative.