Ji Su's Tragic Life

Gu Yuetan was originally an outstanding criminal police captain in Lipu City. Due to an operational accident, he was dismissed from his post and has since become a teacher at the police academy. Mao Wei is an outstanding criminal police officer in Yanzhou City. During a mission, she discovered a strange case. A citizen of this city was bitten by a poisonous spider while climbing a mountain and died of poisoning. The poisonous spider came from Mingrui Biological Research Institute, a famous pharmaceutical company in Yanzhou City. Although this incident was bizarre, no trace of man-made murder could be found, and it was left unsolved in the end. A week later, when the deceased's wife hanged herself at home, Mao Wei keenly realized that these two accidents were not simple. She found Gu Yuetan and worked together to investigate the case. The two worked together to break through the fog and get closer to the truth step by step...