After the catastrophe caused by nuclear weapons, nearly 90% of the earth's species and humans died. However, due to large amounts of Y-ray exposure, the flora in humans and species began to accelerate evolution. The flora in the human body can assimilate and manipulate physical elements for their own use, and the direction of evolution is towards brain activation, physical improvement, and external material control. The era after the catastrophe has infinitely magnified people's greed for material things and desires. The light of humanity exudes this alluring charm, but it must go through tribulations, and after the tribulations it will shine on the world.