In his book Poetics, Aristotle uses the word mimèsis to describe the imitative arts, that is to say the different poetic forms and the representation of reality in literature. However, with the literary critic of the twentieth century, the authors have begun to analyze the literature to consider it only from itself, leaving the repository world outside of this analysis. This separation of the two worlds inevitably leads us to pose a question of the autobiography as if literature is detached from its referent, that is to say, the real world, what identity should be given to the "I" that appears in autobiographical novels?