Throughout the novel her acts of starting a fire, hair raising laughter, and overall mysterious presence add to the peculiar air of the Thornfield estate. Closer to the end of the novel, the truth is revealed and her insanity is brought into the light, simply adding to the strange and eerie mood of the novel. The fact that Mr. Rochester had her locked upstairs on the third story is also an unsettling realization. A second element that adds to the disturbing feeling of Thornfield is the chestnut tree that is struck by lightning after Jane and Mr. Rochester are engaged beneath it. It leaves the reader with a sense of unease and hesitation in the happiness that could lie in store for Jane now that she is finally engaged to the man she loves. Thornfield is also a remote, old manor house. Due to the fact that most of the action takes place here, this is also a gothic element used by Charlotte