Former detective Xu Jianren, who was framed for killing his childhood sweetheart colleague, served three years in prison. His boss Niu Jin arranged a plastic surgery and a new identity. He secretly carried out the task of investigating the urban legend "Seeing Impairment". He was also paired with an optimist assistant Ye Xinpei whose career was ruined because of the loss of a police gun.
With the investigation of various cases, the mysterious power hidden behind it is gradually revealed. When the memory is no longer trustworthy, how to find the truth?
