https://civitai.com/models/117551/hand-in-panties-not-self-concept-nsfw weight 0.9~1.0 is best. The training was all done with 2D images, so I'm not sure it will work on reality images. Main prompt 1girl, 1boy, (hetero:1.3), arms behind head, hand in panties, spread legs, sitting, panties sitting prompt is swappable with the squatting prompt. can also add an old man prompt. If you lower the character's hand, you will get a mix of male and female hands.