A sensory detail requires that the reader use to imagine what is happening in the narrative. at least one of his five senses
analytical skills
the expository method
sight or sound

in afghanistan, yelda, the first month of jadi is the longest night of the year. amir says that yelda was the starless night tormented lovers kept vigil enduring the endless dark, waiting for the sun to raise and bring with it their loved. amir says he became a yelda when he met soraya in america.