Doomsday: Global Catastrophe

The moon phase changes suddenly, and a world-destroying disaster suddenly occurs around the world. The earth's crust cracked, ancient behemoths emerged, and mysterious viruses spread. The unyielding humans formed a federation and reshaped the human habitat with one city, twelve cities, and thirty-six levels. Ten artificial intelligences manage the last homeworld. People overcame obstacles with high morale and sang loudly! When they arrogantly think that human beings are the supreme master. The disaster has just begun... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.