lf.During her walk, in her tranquil mood, the Governess had been speculating about a pleasant and happy meeting, whereas the spectacle on the tower was threatening and confusing. It is reasonable at this point, to assume that she really had seen somebody on the tower. What evidence do we have at this point to question her integrity? On top of this, Mrs Grose's mysterious behaviour adds fuel to the reader's suspicion that there is indeed something abnormal going on in the house and suggests a conspiracy of secrecy.However, the reader, at this point, finds the character of the Governess changing from one of quiet confidence and responsibility, to one of an obsessed and anxious nature. The whole tone and pace of the book changes, with the narrative taking on a highly descriptive, colourful, almost hysterical rhythm:Was there a secret at Bly - a mystery of Udolpho or an insane, an unmentionable relative kept in unsuspected confinement?'The narrator observes what she believes is a faint glimmer of a consciousness more acute;' in Mrs Grose's face, suggesting that she knows more about the strange events than she is telling, and an obsession begins with protecting the children:I watch them in stifled suspense, a disguised excitement that might well, had it continued too long , have turned tosomething like madness.'Here again, the reader finds it difficult to question the Governess's sanity, when she is drawing attention to it herself. As though, if she were witness to it in somebody else, she would herself, think them disturbed.When Quint appeared at the dining room window a recognition comes to the governess:On the spot there came to me the added shock of a certitude that it was not for me he had come there. He had come forsomeone else.'She goes on to describe that the flash of this knowledge' produces a sudden vibration of duty and courage,' and in the events that follow she does show courage beyond that a normal person would be capable ...