Twin Detective

Sun Xiaohu and Sun Xiaotu are twins. Elder brother, Xiaohu died unexpectedly in college and the cause of death is unknown. Strangely, his younger brother, Xiaotu was able to see him all the time. After that, they opened an office specializing in dealing with supernatural events. The story begins with them accepting a female college student's commission to solve her ghost incident. However, at this time, they don't know that they have been involved in a shocking case...