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

Summary

The passage describes a police investigation where Captain Guan Feng interviews Zheng Qian, a worker whose son recently passed the college entrance exam. During the questioning, Zheng Qian appears nervous and hesitant. Later, while reviewing surveillance footage, Guan Feng notices something peculiar: Zheng Qian is holding an object that reflects light. The investigators believe Zheng Qian might have witnessed something related to their case but is reluctant to share information. The scene suggests a potential breakthrough in their investigation through careful observation and patient questioning.

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