The Wandering Earth tells the story of a distant future in which the sun is about to expand into a red giant and devour the Earth, prompting mankind to make an audacious attempt to save planet. The multi-generational heroes build ten-thousand stellar engines in an effort to propel Planet Earth out the solar system, in the hope of finding a new celestial home. During the 2,500 year-long journey, a group of daring heroes emerge to defend human civilization from unexpected dangers and new enemies, and to ensure the survival of humanity in this age of the wandering Earth.