Rule 34 Dev - 10s 1girl :d darling_in_the_franxx female_focus greyscale greyscale_with_colored_background hairband highres horns long_hair looking_at_viewer monochrome mouth_hold murasaki_saki open_mouth outline red_background simple_background smile solo upper_body white_outline zero_two_(darling_in_the_franxx)|9525595014