1girl, arms_behind_back, ball_gag, barefoot, bdsm, black_background, blush, bondage, bound, bound_ankles, bound_legs, bra, breast_bondage, brown_background, brown_eyes, brown_hair, chair, collarbone, crotch_rope, eyebrows_visible_through_hair, foreshortening, from_above, gag, gagged, gradient, gradient_background, legs_together, looking_at_viewer, looking_up, navel, on_chair, panties, rope, sitting, solo, tied_to_chair, twintails, underwear, underwear_only, white_bra, white_panties