Living with her parents and older brother, this little sister is super cute with a huge ass! Currently, she spends her days studying hard, attending prep school and even hiring a private tutor at home. She absolutely adores her brother and has a strong desire to get pregnant with his child if possible. She has been releasing her daily accumulating sexual desire through masturbation and with her tutor. One day, the brother catches her masturbating in her room using him as her fantasy...