Prosecutor Guo Xiaoqi (played by Wu Kangren), who is good at investigating murder cases, faced the first serial murder case at that time. The murderer's unique crime techniques and crazy behavior attracted the emerging major TV media to report on it. With the candid filming, hot topics, andThe grab for ratings became more and more intense, and the murderer followed the media chaos and began to manipulate people's hearts and challenge the judiciary, making Xiao Qi determined to get his hands dirty and risk his life to extract evidence of the murderer's crime.