Ghost Story Detective Agency

You have a pair of spiritual eyes. You are a detective in a seedy detective agency. You can use a wall, a book, or a cup to find out the whereabouts of the criminal. In your eyes, even a dead object will tell you the story of its suffering. Even if some of the methods of committing crimes are beyond the reach of ordinary people, even if the perpetrators are not human, you can still capture them. ……………… The title of the book is also: "So it's so easy to be a detective" and "This thing is easy to catch"