Abe Chacha, a girl from Duoxing, accidentally landed on Earth and parasitized on the body of Tang Qingye, an Earthling. She met Tang Qingfeng, an outstanding young talent from the Tang Dynasty, and their life trajectories were reversed. This pair of happy enemies were not only involved in royal disputes, but were also accidentally targeted by interstellar pirates... It turned out that Tang Qingfeng was the posthumous son of the previous emperor. In order to avoid being hunted down, he was raised by the Tang family. In order to get the throne, Li Yi did not hesitate to collude with interstellar pirates. For the safety of the Tang Dynasty, Tang Qingfeng confessed to Li Yi that he had no intention of the throne. Faced with the persuasion of Tang Qingfeng and Abe, Li Yi finally let go of his selfish thoughts. The three of them joined hands to repel the enemy and protect the prosperous Tang Dynasty.