Rule 34 Dev - 1boy 1girl back bad_id bad_pixiv_id blue_eyes blue_hair cantarella_(vocaloid) choker couple flower formal_clothes hair_flower hair_ornament hatsune_miku hetero hug kaito_(vocaloid) lace long_hair nanami_kazusa red_flower red_rose rose strap_slip twintails very_long_hair vocaloid|2071518111