One day in 2017, the end of the world struck, and human technology suddenly regressed for a thousand years.
Bai Zhang: "Boss, come on, smile!"
Moko: "100 zombies"
Bai Zhang: "Boss, you stepped on shit."
Moko: "1000 zombies"
Bai Zhang: "Boss, I'm hungry."
Mo Ke: "... Then I'll feed you."
Bai Zhang: "...? Uh! Uh!!!"
Zombie: "..."