Siheyuan: Become a Criminal Policeman and Capture the Animals in the Courtyard.

He Yuchen travels back to the courtyard world of the 1960s. Discover that he is actually the biological brother of the protagonist He Yuzhu? But the good thing is. After traveling through time, he did not join the steel rolling mill like He Yuzhu. On the contrary! He Yuchen also directly transformed into a law enforcement detective in Forty-Nine City! The police god system is bound to the game at the beginning. As long as you solve the case and arrest the criminals, you will receive system rewards. So... Originally, the courtyard was full of chaos and animals from all walks of life showed their talents. Soon everything was completely calm and settled. There is no way, after all, anyone who dares to jump will be sent to prison by He Yuchen himself... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.