The writer and the poet who uses the framed narrative form were Dante Alighieri, Geoffrey Chaucer, and Giovanni Boccaccio. A framed narrative form is a frame story that serves as a companion piece to a story inside the story whereby the main narrative is presented. It is technically used to contain an embedded narrative. It usually found in the beginning, middle or end of the story.
She is saying that in reading the story if the reader begins to have feeling for the character then they will invest much more to understanding the meaning of the story