(futanari:1.5), sitting on a chair, wearing a tight cropped white ribbed tank top, (braless), nipples subtly visible through fabric, nude from the waist down, large full penis and slightly low-hanging oversized testicles fully exposed, legs spread apart, extreme low-angle view from below looking upward, (very attractive Caucasian woman:1.4), (early 20s:1.1), (long straight chestnut brown hair, smooth and glossy:1.3), (center-parted, tucked behind ears:1.1), (light fair skin with soft pink undertones:1.2), (bright blue eyes with high contrast lashes:1.3), (sculpted cheekbones, soft jawline:1.2), (full lips with glossy peach tint:1.3), (natural flush on cheeks:1.1), (neatly arched brows:1.1), holding a smartphone, looking down at the screen with a bored, disinterested expression, one hand resting beside thigh, black hair tie on wrist, ambient soft indoor lighting, photorealistic, ultra sharp focus, high detail, 4K resolution