One day, Sarah & Allie saw in the news that zombies were being thrown from the helicopters all over the city. And whoever came infront of zombies they devoured them. They started to spread all over the city. They Didn't knew what to do they continued to watch news and found out that the enemy country North Korea had send these deadly creatures in order to get the whole South Korea. In the news they said that when all the people become zombies. They will kill evry zombie and reconstruct everything again.