Liu Zunming surrendered to the police and claimed that he had killed his friend, but the police did not find any evidence at the scene to support Liu Zunming's confession.
Dai Yu found a strange fingerprint on the body, and the autopsy results were also inconsistent with Liu Zunming's confession.Zheng Ming reinterrogated Liu Zunming, but Liu Zunming had to terminate the trial due to physical reasons.The conflict between Dai Yu and Zheng Ming escalated due to the case.