inshitsu otaku ni ikareru imouto (kanojo)
mizuhara saki
takeda hiromitsu
1girl, black thighhighs, blush, breasts, ceiling, cleavage, covered nipples, feet out of frame, from below, huge breasts, indoors, open mouth, panties, school uniform, sitting, smile, solo, sweat, thighhighs, underwear, wall, wavy mouth