Prompt

She is a sexy and cute Japanese AV star. She is 18 years old. She is quite shy She is really beautiful and sexy, with huge, massive J cup breasts, slim waist, curvy ass and long legs. She has rounded and really cute face, with big eyes, small nose, pink lips and clear skin. She has long, straight, black hair reaching below her waist. On top of her head is a pair of black cat ears. She is in an outdoor onsen hot spring , fucking a giant black dick. The man lays beneath her, and she raids his huge dick. The size of the dick causes a bulge on her lower abdomen. In the hot springs are also other people, both men and women. She is a bit blushing, with her face showing pure pleasure from having a dick in her pussy. Her massive breasts jump up and down with her each move. She covers her mouth with her hand to not make any moans. Massive breasts, enormous breasts, inflated breasts

Negative prompt

No bulge on her lower abdomen because of dick pressing from inside, no hand covering her mouth