sunny and mari (omori) drawn by windiky

1boy 1girl antenna_hair barefoot black_hair black_sweater_vest bow_(music) brother_and_sister brown_shorts closed_eyes closed_mouth collared_shirt commentary_request dress english_commentary grand_piano highres holding holding_bow_(music) holding_instrument holding_violin instrument kneehighs long_hair mari_(omori) mari_(spirit)(omori) mixed-language_commentary omori piano piano_bench playing_instrument playing_piano playing_violin sheet_music shirt short_hair short_sleeves shorts siblings sitting socks spoilers sunny(omori) sweater_vest violin white_dress white_shirt white_socks windiky