Seventy years after the spiritual energy was revived, giant beasts occupied the wilderness, and humans shrank into city-states. They were born into four levels: the sky area, the inner city, the outer city, and the gray area. In order to change the dressing for his sick mother and a box of self-heating rice for his young sister, Lin Lie, a young man in the gray area, swallowed the black "fire" when the wilderness hunting beast was about to die - it can burn blood to jump through levels, and the stronger it is, the shorter its life is. With a pair of fists, he broke into the federal elite academy from the slums, investigated the murder case of his father's generation, killed the beast king, broke down the class, and finally revealed the truth about the recovery of spiritual energy, killing all the races of the galaxy for his family and the earth.
Love is always the same across thousands of rivers and mountains, can you vote for me?