I, King of Criminal Investigation, Solving the Rainy Night Serial Murders from the Beginning.

Summary

Summary of the text: Guan Feng and Zheng Yuan Dong investigate Sun Wen Ming's death, discovering a potential connection between Li Chao, Yan Liang, and Li Fu. During an interrogation with Sun Yue, they learn about a networking dinner where these individuals were introduced. They propose a comprehensive search of Sun Wen Ming's office and home, and request advanced forensic testing to detect potential drug residues in his body. Director Bai appreciates Guan Feng's keen observations and supports their investigative approach.

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