Prompt: PHOTOREALISTIC, best quality, masterpiece, intricate details. full-body image, studio mode, no background, from side, from above, sex, 1boy, sex from behind. muscled 21 years-old Swedish male model, dynamic posture posing with symmetrical six pack abs, detailed muscular biceps, detailed muscular pecs, thin waist, V-shaped body, perfect jawline, modern haircut, wearing ultra-short briefs with big bulge crotch
Negative prompt: verybadimagenegative_v1.3,  ng_deepnegative_v1_75t,  EasyNegative,  By bad artist -neg, badhandsv5-neg