https://civitai.com/models/2250940/lying-cowgirl-position-or-nsfw-concept-or-larsiness

Cowgirl sex position , but in lying state. I really enjoyed it so why not.

Recommended weight: any you like, 0.6-1 is optimal.
Sampler : Any you choose, but Euler A and DPM++ 2M still favorite.
CFG : Keep it on 5.

Trigger words : 1girl, from behind, cowgirl position, vaginal, deep penetration, straddling, penis, testicles, girl on top, lying, sex, ass focus, anus, pussy juice, barefoot, soles,
Optimal : motion lines, sweat, completely nude, huge ass