Mr. White believes there is some Herbert monstrosity at the door. Mr. White makes his last wish that his son would be gone and the knocking would stop. The last lines of the story indicate that this is what happened,
The knocking ceased suddenly, although the echoes of it were still in the house. He heard the chair drawn back and the door opened. A cold wind rushed up the staircase, and a long loud wail of disappointment and misery from his wife gave him courage to run down to her side, and then to the gate beyond. The street lamp flickering opposite shone on a quiet and deserted road.