In an accident, Cheng Shi returned to the Republic of China, the French Concession in Shanghai in 1920! He became a policeman, and he solved two murders in two days, thus gaining the appreciation of the Shanghai tycoon Huang Jinrong. Then a person died in theIn an abandoned factory, his throat was cut to death, but if you think 'Returning to the Republic of China as a Detective' is not bad, please don't forget to recommend it to your friends in QQ groups and Weibo!