Cong Xia wakes up to a loud crash. An earthquake has struck a remote region of China. At first, nothing seems out of the ordinary—but on that very day, all food spoils, and panic spreads across the internet.

While browsing yet another forum, Cong Xia hears an insistent knock at the door and finds a handsome soldier on his doorstep, determined to take him to Beijing.

Once they step outside, they realize that animals and plants have evolved, and danger now lurks at every turn. What challenges await them, and will they be able to make it there alive?