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

Summary

A major gambling case in Hua An has been successfully solved, with over fifty gamblers caught, including a professional gambler named Sun Can from Guangdong Province. Guan Feng plans to hand Sun Can over to Guangdong authorities through his contact Li Li. Meanwhile, a new case has emerged involving the theft of an 80-million-dollar diamond from the "Hua Qian Lei" film crew, with Zhao Xiao Gu's team as the victim. Guan Feng's team, including Li Yang, Li Xiang Dong, and Huang Li Li, will investigate this high-profile case while maintaining professional focus.

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