Everyone needs a job to establish themselves in this society, but if the future is a time of highly developed productivity, and people don't have jobs or need to work, what kind of experience would that be....

On the night the Red Moon descended, the tide flowed backward into the sky, and the entire coastal city was suspended upside down in the universe by the sea. An amnesiac girl awakens on the moon's surface, clutching a talking key in her hand—it says: "Find the 'Observer' who disappeared ten years ago, or the next high tide will submerge time." She has no choice but to embark on a journey against the current, in the upside-down seabed, shattered starships, and forgotten rainy seasons, To salvage the world she once buried with her own hands.

When Lin Wanru came out of the supermarket, she was carrying two bags of vegetables, the plastic bags making her fingers red. The afternoon sun in April was just right, and she habitually walked towards the bus stop, but stopped at the traffic lights at the intersection. Not because of the red light, but because of the man sitting in front of the glass window of the coffee shop across the street. He was engrossed in looking at something, and the outline of his profile looked particularly clear in the afternoon light. Lin Wanru stood there stunned, and the image of the boy in the white shirt who was always in the university campus fifteen years ago flashed in her mind.