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

Summary

The text describes a cyber investigation involving Guan Feng, a computer expert, and Zhao Dong, a police captain. They are tracking a potential spy case using an IP address previously encountered. Professor Sun praises Guan Feng's exceptional computer skills. At the municipal bureau, Guan Feng collaborates with Xi Meng Ting to use database collision techniques to trace the virtual IP address and locate the root server, impressing the entire criminal investigation team with his technical expertise.

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