All Things Mutate: The Road to Survival in the Apocalypse

Zhou Cheng and three friends head into the mountains for a weekend away from the city. But by the time they set out to return, the world beyond the mountains has changed. The people begging them for help are turning into monsters chasing after them. Their missing family members are still in cities far away. A short trip has become a flight with no end in sight. All they want is to get home and find their loved ones. But are the people waiting for them at home still the ones they know?