Prompt: masterpiece, best quality, (1girl, (1boy:1.2), (osaki tenka \(idolmaster\)), yellow eyes, brown hair, long hair, (straight hair:1.1),  (completely nude:1.2), nipples, (sex, orgasm, sex from behind, doggystyle, lying:1.3), all fours, solo focus, ((hetero)), vaginal, on bed, sheet grab, (on bed), medium breasts)
Negative prompt: (bad-hands-5), (by bad-artist:1.0), (worst quality, low quality:1.4), (bad_prompt_version2:0.8), little girl, (((loli))), (parted lips, lips), watermark, thigh strap, (pantyhose, thighhighs), (futanari, dickgirl:1.4), (clothed sex, disembodied penis:1.3), EasyNegative, (ponytail, twintails:1.3)