The document discusses the elements of suspense in narrative storytelling. It provides context about the 1949 novel The Blank Wall by American author Elisabeth Sanxay Holding. The novel follows Lucia Harper as she investigates the mysterious death of her friend Ted Darby. It explores themes of women's roles, class, and race in its plot and characters. While successful upon publication, the novel was later adapted to film and TV due to its elements of suspense including a complex plot, investigator protagonist, and carefully crafted setting, language, and pacing of events.