Cloud Ship As humanity continued to dig deeper underground in search of underground resources, they discovered 'AG' (Anti-Gravity) ore—a mineral possessing the property of repelling gravity. This triggered a global rush as nations raced to unearth the precious ore. Amidst the chaos, mysterious entities emerged, driving humanity to the brink of extinction. The surviving remnants of mankind managed to use the AG ore to construct floating continents, escaping into the stratosphere, where human history began a

• Sci-fi