BLK-255 To become a popular girl, a teenage niece practices in-vagina sex with her uncle without telling her parents Satou Airi

An innocent girl who loves anime transforms into a gal! ! In order to become a popular gal, she has a special training in SEX with her uncle without telling her parents! ! ★ Airi, an otaku girl who got dumped by her classmate Ichinose-kun, decides to become a gyaru in order to become the kind of girl Ichinose-kun likes! And... For some reason, I decided to practice "Creampie SEX" with my uncle's advice... Is it normal for a gal to have creampie SEX now? ? A diary of adolescent gal sex that's a secret from mom and dad☆