《DetectiveInvestigationFilesIV》Episodes

Autumn moon using her witty elution suspects, although the police suspected she was the murderer, but no evidence, Xu Fei knew he had talked to Qiao Jun, so Qiong Jun tell the truth, but Qiao Jun stick to their own professional code of practice, Xu Fei very much admired. On the other hand, the police found that Guoren's DNA was the same as that found on the deceased person, Bini, so Guoren was arrested and Guoren did not state their relationship in order to preserve the moon.