In this passage, the setting details that cause the narrator to feel uneasy are: (1) the dark furniture and (4) the curtains that sway because of an approaching storm.
Reference to the dark furniture is made in the lines <em>"...the gloomy furniture of the room"</em> and reference to the curtains that sway is made in the lines <em>"the dark and tattered draperies, which, tortured into motion by the breath of a rising tempest, swayed fitfully to and fro upon the walls, and rustled uneasily about the decorations of the bed".</em>
