young woman, 18 years old, slim figure, toned body, smooth fair skin, long straight dark hair, large expressive green eyes, symmetrical face, full pink lips, soft blush on cheeks, confident yet submissive expression, proportional breasts, flat stomach, narrow waist, shapely hips, smooth legs, firm round buttocks slightly red from spanking, manicured nails, delicate hands, outfit consisting of a short plaid skirt, white button-up shirt unbuttoned at the top, no bra, black knee-high socks, barefoot, positioned over the lap of an 18-year-old man, young man, athletic build, toned muscles, tanned skin, short brown hair, clean-shaven face, sharp jawline, wearing casual jeans and a plain white T-shirt, dominant yet gentle expression, one hand raised for spanking, the other gripping her waist firmly, set in a small cozy living room, wooden floors, soft beige sofa, bookshelves in the background, warm ambient lighting, subtle shadows creating depth, high detail on textures such as the fabric of the sofa and the girl’s skin, explicit pose, girl bent over his lap, her legs slightly apart, head turned with a faintly blushing expression, the man in mid-action, his hand coming down to spank her exposed buttocks, masterpiece, best quality, highres, photorealistic, ultra-high resolution, vibrant color palette, perfect skin details, noise-free, cinematic grade quality, perfectly framed composition, HDR, ISO optimized, depth of field, cinematic lighting, high attention to detail.