Zombies run amuck while groups try to survive only to realize that human zombies are the beginning of their troubles due to zombies eating animals and worse to evolve. 

SYNOPSIS:

if a zombie bites any animal, they become zombie animals. So if a zombie animal bites a human, they become zombies with animal abilities. In the meantime, the zombie virus ravages the population while a group of people escape from prison while others try to find a safe place to go. Eventually meeting up to try and stop the madness. But bad news as there is a higher calling of people in charge who want the world in mass genocide. Making them ask who is worse; zombies or the people orchestrating this takeover all along…