The alien world was a place of contrasts, with its humble huts and flying saucers set against the backdrop of a thriving city hidden beneath a green moon. The huts belonged to a small tribe of aliens who lived in harmony with the land, using the resources of the planet to create sustainable homes and tools. Meanwhile, the city beneath the green moon was a hub of innovation and technological advancement, where the most intelligent and skilled aliens had gathered to develop new technologies and advance their understanding of the universe. Despite their different ways of life, the two groups maintained a respectful coexistence, with the city aliens occasionally trading their advanced tools and knowledge with the huts-dwelling tribe. Elsewhere on the planet, though, this relationship was not so peaceful.