When the destiny of mankind reaches a turning point, are you willing to become a butterfly that brings hope and life?
In the 428th year of the New Anthropocene, a sudden wave of mutated beasts swept the world. In the wars, the total territory of mankind was less than 10%. The United Political Cooperation Organization began a human genome cleanup plan to eliminate some humans with insufficient genes and retain most of the excellent genes to provide guarantee for human development...
However, after some of the eliminated people were abandoned in the beast tide, their genes partially merged with the alien beasts, and they were called alienators...
Purpose: Save the world