这部电影讲述了几名年轻人联手破解有史以来最为复杂的环杀人案，而这杀人案的凶手是模仿自己著名连环杀人小数心理罪，在c市连续做出各种令社会感到十分恐怖的凶杀案的故事

剧中男主拥有天才般的推理能力，但是自己的能力却不愿意帮助当地警方进行破解案件，然而回过身来却发现自己还是因为这件事情被卷进了这场连环杀人案当中，然而要想洗清楚自己身上的罪责，唯一的办法就是让幕后的凶手浮出水面，然而在追查凶手过程当中，各种连环杀人案依旧在持续出现当中，而且手法更加的残忍，在追查凶手过程当中，男主身边的人逐个都遭到了陷害，他是否可以在痛苦和挣扎的边缘让凶手露出马脚，这个时候就成为了本次破案的关键，而在键当中这个魔鬼是否可以将它顺利揪出让其伏法，在这个时候男主以身为诱饵，进行一场生死较量。

This film tells the story of several young people who team up to solve the most complicated ring murder case ever. A small number of psychological crimes of homicide, successive stories of various homicides in city c that made the society feel horrified

The male protagonist in the play has genius reasoning ability, but his own ability is unwilling to help the local police solve the case, but returning to Turning around, I found that I was still involved in this serial murder because of this incident. However, the only way to clear myself of the crime is to let the murderer behind the scenes surface. However, in the process of tracking down the murderer , all kinds of serial murders are still happening, and the methods are more cruel. In the process of tracking down the murderer, everyone around the hero is framed one by one. Can he let the murderer show his feet on the edge of pain and struggle? Time has become the key to solving the case this time, and in the key, whether the devil can successfully pull it out and let him be punished, at this time, the male protagonist uses his body as a bait to engage in a life-and-death contest.