Rule 34 Dev - 1girl blue_archive blush brown_hair chibi closed_eyes coat explosion hair_intakes halo horns kasumi_(blue_archive) koru_koruno lab_coat long_hair long_sleeves open_clothes open_coat open_mouth red_shirt shirt sidelocks simple_background sleeves_past_fingers sleeves_past_wrists solo tail upper_body very_long_hair white_coat|22117802967