1girl, arms_behind_back, barefoot, bdsm, blush, bondage, bound, bound_legs, bound_wrists, breasts, brown_eyes, brown_hair, ceiling_light, completely_nude, cowboy_shot, drooling, eyebrows_visible_through_hair, facing_viewer, female_pubic_hair, furrowed_brow, half-closed_eyes, hanging_breasts, lactation, medium_breasts, milking_machine, navel, nipples, nude, open_mouth, pubic_hair, restrained, rope, saliva, shibari, short_hair, solo, stone_wall, suspension, sweat, trembling, wall