The year is 2098, the end of the 21st century, and the 22nd century is approaching. In an era when human technology continues to advance, the negative impacts of technology continue to be exposed. Is the discovery of the new inexhaustible energy source "the Earth's core stone" a technological breakthrough or an ominous sign? What kind of forces are entangled behind the snatching and protection of the Earth Core Stone, and what kind of stories are worth telling?