Ghost or Trick

This game is a novel adventure game about the mystery of a ghost that appears in a villa. This story takes place in a world slightly different from our own. In a certain city in a certain country, there was a detective agency. All the detectives belonging to it were strange. This was because they only investigated cases related to ghosts and monsters. Then a request comes in for them. The player becomes the assistant of detective Arthur and works with him to get to the bottom of the case.