The simile in 'A Haunted House' suggests the intertwined nature of the ghostly couple, their love, and the house.
The simile in the excerpt from 'A Haunted House' helps readers perceive that the ghostly couple, their love, and the house are all intertwined elements that cannot be truly separated. The comparison of the doors gently knocking to the pulse of a heart conveys the deep connection between the characters and the setting, emphasizing the inseparable bond felt in the house.