The 'lightning rods novel' might be a story that revolves around the concept of lightning rods in a unique way. Maybe it tells the story of a person who discovers some extraordinary power related to lightning rods. It could also be set in a historical context where the invention of lightning rods has a significant impact on the plot, for example, in a small town where the arrival of lightning rods changes the way people think about safety and superstition.
Well, without having read the 'lightning rods novel', it's hard to say precisely. However, it could be that the novel uses lightning rods as a symbol. Lightning rods are things that attract and divert energy, so perhaps in the novel, there are characters who are like lightning rods in society. They might attract certain events or emotions, and the story could be about how they deal with that. It could also be an adventure story where the search for a special type of lightning rod is the main quest, leading the characters through various challenges and discoveries.