"The Wandering Earth" is a Chinese science fiction film based on a novella by Liu Cixin. The story is set in the distant future when the sun is dying, threatening to engulf Earth. To survive, humanity builds massive thrusters on the planet's surface to propel Earth to a new star system, embarking on a journey that lasts thousands of years. As Earth travels through space, the film follows a group of characters, including Liu Peiqiang, who face various challenges, including cosmic disasters and internal conflicts. The film explores themes of sacrifice, unity, and the survival of humanity in the face of overwhelming odds.