F-cup fair-skinned big-breasted Shiraki Riri-chan will soon get married and change her last name! A male classmate who met her at a class reunion held at that time invited her to go drinking with him afterwards and took her to a room that had been prepared! When he heard that sex with Riri-chan and her fiance was not going well, the man jumped on her delicious-looking body like a fish in water! Even though she said no, Riri-chan's body responded honestly! He sucked on her beautiful white F-cup breasts, fingered her, and stimulated her pussy with a vibrator! Despite her initial resistance, they had sex in all sorts of positions! The man was in a good mood and declared that he was going to cum inside her! He ejaculated a large amount into Riri-chan's deep pussy, who said, "No inside!"