ATID-439 — Grandpa, Don't Cum Inside Me! Urara Kanon

Even at the age of 70, Seiji's libido is still strong, and he is sexually intrigued by his grandson's wife, Hana, with whom he lives. Seiji, a former university professor, quotes from Western literature, his specialty, to insist that sex is a wonderful act, but Hana just looks down in embarrassment. One day, by chance, Seiji realizes Hana's secret sexual urges and sets a trap for her...