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

Summary

The passage details a police investigation at Zhang Chang He's modest home, where Guan Feng and his colleagues confront him about poisoning Zhang Hua Feng's dog Kuroko. Initially defensive, Zhang Chang He eventually admits to poisoning the dog out of frustration over his daughter's rejected engagement. Guan Feng, known for his exceptional microexpression analysis skills, skillfully extracts the truth. The investigation reveals Zhang's complex emotions and the tension surrounding local social customs, with the police maintaining a professional approach to uncovering the facts.

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