The sun is dying out. The earth will soon be engulfed by the inflating sun. To save the human civilization, scientists draw up an escape plan that will bring the whole human race from danger. With the help of thousands of infusion powered engines, the planet earth will leave the solar system and embark on a 2,500 year journey to the orbit of a star 4.5 light years away.
As the sun is dying out, people all around the world build giant planet thrusters to move Earth out of its orbit and sail Earth to a new star system. Yet the 2500-year journey comes with unexpected dangers, and in order to save humanity, a group of young people in this age of a wandering Earth fight hard for the survival of humankind.