"The origin planet is not the origin planet of humans. Strictly speaking, the origin planet belongs to all the living beings on the origin planet. The development of any living group is the same for the origin planet.
"It cannot be said that humans had regressed and that the other animals, plants, and other biological groups had improved. It can also be said that the entire origin planet has regressed.
"The big explosion was fair. All living beings were exposed to the radiation elements.
"Plants and animals in nature quickly mutated into radioactive creatures with better adaptability.
"Only a small number of humans became radioactive people, and a small number of people were immune to the damage of radiation elements and became so-called savages.
"More people were still living in the areas that were not affected by the big explosion and where the radiation elements were extremely thin to reproduce human civilization.
