While the heroes barely surviving the nuclear blasts search for Murphy, Citizen Z broadcasts Murphy's identity and offers a bounty from the CDC to get him to California safely. Suddenly everyone wants a piece of "The Murphy," including a mysterious and deadly bounty hunter, Vasquez. This season's journey promises epic battles with a variety of new zombies - from Radioactive Blaster Zombies to Phyto-Zombies, Animal Zombies and of course a Zombie Baby!