Rule 34 Dev - 1boy 1girl ;d arm_hug blush brother_and_sister brown_eyes brown_hair cropped_jacket dated finger_marks happy_birthday highres jacket long_sleeves looking_at_viewer nishio_akira nishio_rina one_eye_closed open_mouth short_hair siblings skirt smile soukyuu_no_fafner twins uc_(8rk3) uniform v w|9996055173