HND-731: - 從青春期開始的10年裡，在雙人房裡，她一直在瞞著父母偷偷陰道射擊，但她是一個幸運的姐姐，還沒有懷孕的葵玲奈

- For 10 years from puberty in a double room, she has been secretly vaginal shot without telling her parents, but she is a lucky sibling who is not yet pregnant Rena Aoi