Grandma Ine has a butt sticking out from under the blanket, attracting the gazes of Grandpa Shozo. Grandpa's boner crept up to her unnoticed and inserted it into her pussy.The friction of vaginal fluids brought grandma an orgasm. Hentai (Japanese: ヘンタイ) is a style of Japanese pornographic anime and manga. In addition to anime and manga, hentai works exist in a variety of media, including artwork and video games Grandpa and Grandma Turn Young Again ( , Jii-san Baa-san Wakagaeru) is a Japanese manga series written and illustrated by Kagiri Araido. It began serialization on the author's Twitter and Pixiv accounts in October 2019. It later received parallel serialization on Media Factory's Monthly Comic Alunna magazine in July 2022. An anime television series adaptation produced by Gekkō premiered in April 2024.