Heo Yoon-jooActingNo biography available.Known For6.0The Night Before Enlisting20163.2Female Workers: Romance At Work20164.0Playing in Color2017Fan ClubNo Nerds have favorited Heo Yoon-joo yet — be the first.All fan clubsFrom NerdspinFilmographyActor32017Playing in ColorFilmJi-soo (지수)★ 4.02016Female Workers: Romance At WorkFilmYoo-ah (유아)★ 3.22016The Night Before EnlistingFilmIl-hong★ 6.0