American mathematician Alexander Abian strongly suggested to the government in 1991 to "blow up the moon." He believed that blowing up the moon would solve all the problems of human survival on earth. As long as the moon disappears, everything on the earth will return to normal, the earth will not be dry, deserts will soon disappear and turn into oases, and large areas of Africa will become green, and hunger on the earth may disappear as a result. A hundred years later, no one took this to heart, until one day, the moon disappeared overnight, the earth's surface underwent earth-shaking changes, and humans also embarked on a journey to find a replacement for the moon...