When identity changes, what are the consequences?

This is very much a comming of age novel for Marjane. Marjane begins Persepolis as a child and by the end of the novel declares her independence from her mother and father through the ritual of smoking a cigarette. Marjane's parents force her to leave her war torn home for her safety and this begins her journey. Throughout the novel Marjane must reconcile her own beliefs and understanding of the world with the strict cultural rules of the Islamic regime.