It could say that the Ghost is the essence of the play, which is the reason for Hamlet's revenge and leads the whole story come to the tragedy ending. Therefore, this character is one of some main questions that cause many arguments about the truth of it. Base one what the Ghost explained with a lot details about his death by murdering of his brother Claudius, it seems that the murdering is truth and the Ghost could be King Hamlet's spirit surely. In addition, the Ghost mentioned about its custom, "Sleeping within my orchard, my custom always of the afternoon,...". For this reason, it could be the evidence