What is the relationship between Cheng Xinghe and Li Beidou?

In countless adventures, the two have become brothers, not relatives, but relatives.

In the novel "Ant Shi Xiang", Cheng Xinghe and the protagonist Li Beidou have experienced many things, and they have escaped from danger countless times. Even though Cheng Xinghe was originally an undercover sent by the Chiang family to Li Beidou, as the two experienced more and more, Cheng Xinghe, who had never enjoyed the warmth, really regarded Li Beidou as a brother and finally admitted his identity to Li Beidou.

Brief introduction of Mayi Shixiang:

The full text of Ant Shi Xiang is exciting to read, and it is a science fiction novel with excellent plot and writing. Science fiction is one of the novel categories. It shows the material, spiritual, cultural life and scientific and technological prospects of human beings in the future world in the form of fantasy, and its content is intertwined with scientific facts and forward-looking imagination.

Chinese was also first translated into science fiction. Although from the perspective of science fiction history, there is no definition standard that can be recognized by all researchers. A "world's shortest science fiction novel" popular with science fiction lovers is like this: "The last person on the earth is sitting in the room. Then there was a knock at the door ... "It can be said that this can better summarize the characteristics of science fiction than a precise definition.