Accidentally flipped over a roll of parchment, pulled him away from death, and opened up the hidden side of the world. In order to survive and find out the whereabouts of his loved ones, he stepped into the strange events without hesitation, Unravel the past that has been buried for a long time. There are memories of murders that have been hidden for many years, there are also shadows in red clothes that disappeared in the abandoned hospital, there are also the sad footsteps in the late night garden, or the ethereal night at Liyuan Terrace Drama... As a last resort, he could only grit his teeth and wander through the mazes of the mind. And those serial killers, horrific lunatics and horrible freaks who had been spying on the secrets of him and hidden in the darkness of the world, after knowing their secrets, were Peeping through, between him and them, who will be the prey of whom? Answer: You will know when you see it!