In the bustling Binhai City, endless fear and mystery are hidden under the night. A series of bizarre murders occurred one after another, and the victims' deaths were strange beyond imagination. The murder scene was handled perfectly by the murderer, with only some mysterious symbols looming, like a curse from another world.
Su Yao, the backbone of the serious crime team, has been fighting on the front line of solving the case with her perseverance and excellent tracking ability. Criminal psychology expert Chen Yu has become a key force in the investigation of cases with his calm and wise mind and unique talent for insight into criminals' psychology. The pair were ordered to do something in danger, determined to uncover the truth behind this series of strange events.
As the investigation deepened, they discovered that these cases were closely related to a secret experiment many years ago. A mysterious murderer hiding in the darkness carefully planned to use people's fear of strange events to constantly create panic and try to bury the truth forever. Every time Su Yao and Chen Yu seem to be close to the truth, the murderer always takes the lead, creates a new murder, and puts their investigation into a deadlock.
In this intellectual battle with the murderer, Su Yao and Chen Yu not only had to face numerous external obstacles, but also withstood doubts and pressure from within the police station. But with their persistent pursuit of justice, they unraveled the intricate clues and launched a thrilling race against time.
In the end, can they successfully uncover the truth in the darkness and bring the murderer to justice? And in this process, what life and death tests will they face? The fate of Binhai City is now in their hands.
