rule 34 arms behind back arms tied arms tied behind back black hair blue eyes blue ribbon blush blush lines blushing at viewer bottomwear bound bound arms bound wrists edit edited female female only just some guy kanojo okarishimasu kneeling kneeling female kneeling on ground light skinned female light blue background long sleeves looking at viewer navel on display over the mouth gag panties ribbon sarashina ruka short hair striped panties sweater third party edit tied hands tied wrists topwear turtleneck sweater 7722424