Rule 34 Dev - 1boy 1girl barefoot bed_sheet black_legwear black_shirt brother_and_sister covering_privates game_cg hashimoto_takashi kasugano_haruka kasugano_sora kneepits legs long_hair long_legs naked_sheet nude nude_cover shirt short_hair shorts siblings socks standing t-shirt thighs twins white_hair wrapped_in_sheets yosuga_no_sora|866538738