Every city must have an undercurrent of crime, everything may become an opportunity, and everyone may wear a mask. Who is the hunter and who is the prey? And who will you be the target of? No way of knowing.
Human nature is always unpredictable. It seems that time changes everything, but what really changes everything is people themselves.
Xia He always believed that there is the most cruel crime in the world, but there is no perfect crime. She loves the truth of all mysteries, and she loves to explore the unfathomable human nature. Everyone is just an object of research for him, except for Zhuang Gua, her former high school classmate, who identified Xia He as her suspect after a campus sacrifice case. In order to arrest Xia He personally, she became a police officer, "I will definitely catch you." When the two met again, it was like the collision of two asteroids, exploding into Xia He's unexpected unknown...
Intention: People's hearts are unpredictable