In 4058, the earth was severely polluted by humans and was on the verge of destruction. People from various countries began to migrate to other planets. On asteroid No. 238, An aircraft quickly entered. A half-human, half-machine man got off the aircraft, and a patrol team came from the side. "No. 9, What did you find this time?" No. 9 Turned back stiffly. He saw the face he had seen countless times during this period, and heard the voice countless times, "I'm back again." No. 9'S ugly and hoarse voice was like the sound of old scraping paper. No. 9 Got on his aircraft again and drove towards the Milky Way, "Then she is still there..." The ugly voice sounded in the sky, and there was no reply for a long time...
Concept: A story about a heartless android who finds a way to give way to human emotions in the boundless loneliness of wandering.