Prompt: best quality, masterpiece, 1girl, solo, 
looking back, looking at viewer, from behind, all-fours
(ass), breasts, large breasts, (dark-skin), lips, 
purple hair, bob cut,
thighhighs, black thong, topless, gloves, bridal gauntlets, ahoge, BREAK
concrete wall,
Negative prompt: (worst quality, low quality:1.4), bad-artist,heterochromia,
text, watermark, logo, (depth of field, bokeh, blurry:1.4), more than 1 navel, head out of frame, (areolae, nipples),  (ahoge)