Just a sexy average twink guy in his twenties with red hair, british/northern europe type (that's why I called him Sean); source images were created using Google Imagen AI and Nanobanana for different poses.

Best used with strength 80-90 in single scenarios (selfies etc), might work in other scenarios as well.

Example prompt:

porn, hardcore, nsfw, xxx, ultrarealistic, photorealistic, male focus, male body, sexy, handsome, realistic, photo, photorealistic, rating_explicit, completely naked, $ean, very short hair, red-haired, freckles, fair skin, brit_lad, 1boy, solo naked twink boy, kneeling, on all fours, on sofa,modern living room, grabbing his giant penis, short hair, massive penis, gigantic penis, big penis, fat penis,1boy, male focus, penis visible, (nude), (naked), stroking, hand on penis, showing ass and asshole, back view, (ass focus), (solo), alone, asshole visible, ass stretch, young, 20-year-old, skinny, (lean)

Try adding negative prompts like "sixpack, muscles, abs, athletic" to make him less muscular