In order to provide for her widowed mother, Louise Mordyke, Ethel marries Arthur Woodridge, a wealthy philanthropist who is considerably older than she. Although she respects her husband, Ethel resumes an affair with Howard Rosedale, the husband of her cousin Helen. Helen hires a detective, who discovers the lovers at a roadhouse. Rushing from the inn, Ethel is caught in a thunderstorm, after which she contracts pneumonia and dies, repentant but unconfessed. Arthur grieves so deeply that Louise ...