1girl, 92m, black_sweater, blush, bra_visible_through_clothes, bralines, breasts, brown_jacket, fingernails, grey_pants, jacket, jewelry, kinshi_no_ane, large_breasts, long_sleeves, necklace, open_mouth, original, otouto_(92m), pants, pink-framed_eyewear, red_eyes, red_hair, short_hair, sweater, turtleneck, turtleneck_sweater