It refers to a "coming of age" type of novel. It is a German
word actually spelled bildungsroman.
Please rephrase your question. It makes no sense the way it is written.
A piece of literary art that describes the process of personality formation for a character - usually a young adult. The translation of a person from adolescence to adulthood.
It's a buildungsroman- she is speaking as the character age she is at that point in time. When she speaks as a child, she is a child, explaining it the way she sees it then. When she is an adult, she is explaining it as an adult.