Zhou Hailong (Li Zhenshi), the deputy team of the criminal police team, has repeatedly broken the odd case. The new police officer Gu Shengnan (Li Wei) has a lack of experience. When he investigated a case involving Professor Hu and the rare earth sample, the two broke through. Heavy murder, life and death, and finally, locked the criminal suspect "butcher" gang, but because the son of Professor Hu Xiaobao was kidnapped by the "butcher", life is threatened by life and death, making the case more difficult.

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