Brilliant City, a city built within massive defensive walls. It is called Brilliant City because it was the first human city to utilize planetary unique materials to develop an artificial sun. It is a gigantic city with a population exceeding 30 million.,Light and shadow materialize. This new material, extracted from a planet that collided with Earth, has become humanity's greatest invention of the century through research. It successfully uses special materials as a medium to aggregate light and shadow, resulting in the super-science of turning them into physical objects.,Le Xia widened her eyes, but she still raised the camera and pressed the shutter button.。