The mood of the story refers to the atmosphere or the emotional setting of the story while the tone is the way in which the author expresses or delivers the story. In the story of Arachne, the mood is sad and the tone is serious. The mood and the tone of the story largely contributes to the over-all effect of the story because it serves a a seasoning of the story. It helps convince the readers on the probability of the story's occurence in real life. It adds impact and most of all emotional effect.