The Secret Life of Pets - A Apocalypse Rising

New York is in ruins... Nukes have been dropped, animals have become undead, All humans have died, and many animals have died, from the nukes or the Zombies. No humans managed to reached the bomb shelters... Only a few animals have... Nitro managed to get in a shelter. His friend Ozone is also by his side. They must get food and water... and most importantly, weapons... The zombie animals are not the only threat....