Hyper-realistic cinematic 8k video, Gor slave training house at night, warm flickering torchlight from wall sconces casting dramatic golden highlights and deep shadows on stone walls, thick furs covering the floor, iron rings visible. A mature voluptuous caucasian kajira lies on her back on the furs, completely naked, legs held high in the air and pressed against the trainer’s chest. Her wrists are bound and secured to iron rings above her head. Back slightly arched, extremely large heavy full breasts bouncing with each thrust, wide polished bronze slave collar around her throat. A tall muscular Gor trainer kneels between her thighs, gripping her legs firmly against his chest, thrusting rhythmically and deeply into her pussy. The kajira is in intense orgasm, body convulsing, mouth open in ecstasy, eyes rolled back, toes curled, muscles trembling. In the background, three other mature voluptuous caucasian kajirae kneel naked on the furs, wrists bound behind their backs, watching intently with expressions of arousal, envy, and submission. They wear only bronze collars and display the same 3 cm healed kef brand on their upper left thighs. Slow sensual camera movement circling the scene, intimate close-ups on her bouncing heavy breasts, deeply arched body, bound wrists, intense orgasm expression, deep vaginal penetration, trainer’s dominant grip on her legs, and the watching kajirae. Explicit sensual erotic adult style, detailed anatomy, realistic motion and fluids, dramatic chiaroscuro torchlight, immersive Gor slave training atmosphere, no text.