1girl, solo, 21 years old, japanese woman, shoulder-length dark brown bob with inward c-curl, large breasts, wide hips, toned female, narrow waist, wearing white sneakers, black choker around neck, bare shoulders and midriff, bare thighs, lying on stomach with hips raised, rear entry, hands on her ass, ass grab, anal, anal sex, anal penetration, looking at viewer, at a office, full body shot, 1:1 square, masterpiece, best quality, 8k, hyper-realistic, photography, film grain, natural shadows, soft light leaks, natural light bokeh