Chen Siqi. Snake Tsai Ming (Chen Siqi): The undercover of the police gang and Chen Siqi's online agent entrusted her to find the fat man, but she suddenly lost contact and went to Li Yong Street to find the truth about Chen Siqi's death. The word "script killing" comes from the "mystery of killing" played by Xi Shi, which is a project for players to experience reasoning in real venues. The rule of script killing is that the player first chooses the role, reads the script corresponding to the role, and finds out the real murderer hidden in the activity after collecting clues.