2girls, aona_(anagasaki), artist_name, black_hair, blue_eyes, blurry, blurry_background, curtains, dark-skinned_female, dark_skin, doppelganger, dual_persona, holding_hands, indoors, interlocked_fingers, kofune_mio, multiple_girls, neckerchief, night, parted_lips, school_uniform, selfcest, serafuku, shadow, shadow_mio, shirt, short_hair, short_sleeves, skirt, sky, standing, star_(sky), starry_sky, summertime_render, tan, twitter_username, white_shirt, window, yuri