Dragon City in 2222.
The original world rules completely collapsed. The continent was divided into four major plates according to the four major races (Chinese race, Europa race, Negro race, and brown dwarf race). The United Race Kingdom was established on the country.
Nuclear pollution, cosmic ray pollution, and genetic pollution have become the three major pollution threats to mankind; genetic technology, intelligent brain technology, and space technology have become the three major technologies that support human survival.
Disasters such as the invasion of mutated monsters and constant natural disasters seriously threaten human survival. In order to survive and reproduce, humans have evolved a third gender.
Mission: Where there is oppression, there will be resistance, fight to the end for equality for all