Urban legends have become reality. The world is now ruled by demons and hunters. Li Xiaohei, a college student whose only wish is to survive, finds his world turned upside down. When he gains a mysterious system that lets him see ten minutes into the future, everything changes. Suddenly, he can predict deadly encounters, control the demons, and navigate the horror game that reality has become. But as Xiaohei grows stronger and the bodies pile up, he starts questioning everything. In a world where trust kills and mercy is weakness, who is the real demon?