故事的主角刘启，是刘培强的儿子，在4岁那年父亲就因为执行任务离开了他姥爷，和他在地下城生活了15年，而刘启对自己的父亲有很大的误解，就想要带他到外面的世界，但遇到了有史以来最大的意外灾难，在灾难面前，一直带着妹妹脱离困境，到那个时候才明白了，父亲当年的苦心，在心中也原谅了父亲

故事的内容发生在2075年，科学家们发现太阳在急剧衰老膨胀，短时间内会造成太阳系的毁灭，都将被太阳吞服，所以人类为了自救，设想出一个名叫流浪地球的计划，就是在地球不同地区建造上万座发动机，利用发动机的功能推动地球离开太阳系，在刘启和妹妹偷偷跑，出地表的同时也遇到了全球发动机停摆的情况，为了修好发动机，全球的运输车都在为拯救发动机全力赛跑。

The protagonist of the story, Liu Qi, is the son of Liu Peiqiang. When he was 4 years old, his father left his grandfather because of a mission, and he was in the dungeon with him. After living for 15 years, Liu Qi had a big misunderstanding about his father, so he wanted to take him to the outside world, but encountered the biggest accidental disaster in history. Only then did I understand that my father's painstaking efforts back then also forgave him in my heart

The content of the story took place in 2075. Scientists discovered that the sun was rapidly aging and expanding, which would cause the destruction of the solar system in a short time. Will be swallowed by the sun, so in order to save themselves, human beings conceived a plan called Wandering Earth, which is to build tens of thousands of engines in different regions of the earth, use the functions of the engines to push the earth out of the solar system, and sneak away when Liu Qi and his sister came out. At the same time, the surface of the earth also encountered a global engine shutdown. In order to repair the engine, transport vehicles around the world are racing to save the engine.