for the setting :
The setting of a novel encompasses a number of different, but linkedelements:
-time -day or night, summer or winter,the historical period (an actual date)

-place -inside or outside, country or city, specific town and country,real or fictional

-social-the minor characters who take little part in advancing the plot, but whose presence contributes to the realism of the novel

-mood and atmosphere -eerie, dangerous, menacing, tense, threatening, relaxing, nostalgic, happy,light-hearted etc.