You must be thinking about whether all these ghost stories are actually real or just a myth. People who have experienced these stories believe that ghosts exist. People who have not experienced these believe that there is nothing like ghosts. The state of Rajasthan is famous for such incidents and there are even temples like Mehndipur Balaji temple which is famous for helping demonic and good spirits to attain peace after death and not harming the people living in this life.