1girl armpits arms_behind_head arms_up bangs black_hair black_leotard blush bound bow breast_bondage breastless_clothes breastless_leotard breasts choker christmas cleavage clothing_cutout cropped_legs earrings garter_straps gloves green_bow green_choker green_garter_belt green_garter_straps heavy_breathing highres jewelry large_breasts leotard mouth_hold navel navel_cutout nipples original parted_bangs red_bow red_gloves ribbon ribbon_bondage ribbon_choker ryuusei's_short-haired_girl ryuusei_(mark_ii) solo thigh_gap