((Young Woman)), color photorealistic image, high resolution, ((dark blue Japanese school uniform, seifuku, tight-fitting)), short bob haircut, slender neck with a black choker, pale skin covered with a blush, tie loosened, fabric tightly clinging to ample breasts, short pleated skirt hiked up and gathered at the waist, seductive pose, lying on her back on crumpled white silk sheets, legs bent at the knees and spread wide, thighs pulled back towards her chest in the shape of a deep letter M, completely exposing the intimate areas, hips raised high off the bed in a strong curve of the spine in intense sexual languor, the lower back is deeply arched upward, creating a spectacular lift of the breasts, pelvis is tilted forward, showing a glistening vulva and a tightly clenched anus, in which a huge anal plug with a shiny cap is inserted, head looking directly at the viewer, an embarrassed expression, ((She passionately squeezes and kneads her breasts through her blouse, pinching her nipples)), eyes wide open and shining. Plump pink lips parted, making a sound bordering on a moan, body trembling slightly from the pressure of the butt plug, thighs tense, hands gripping the edges of the pillows until the knuckles turn white, an erotic aura of youthful taboo temptation, excessively protruding buttocks, a pleading pose, with an inexorable close-up of powerful, arched, tightly clenched, strongly raised, elastic buttocks with a plug, an intimate atmosphere