Lee Si-anActing • 1999-07-20 • South KoreaNo biography available.Known For5.7Dive Into My Bad Rival2026Fan ClubNo Nerds have favorited Lee Si-an yet — be the first.All fan clubsFrom NerdspinFilmographyActor1Upcoming12026Dive Into My Bad RivalTVKang Han • 51 episodes★ 5.7