Actor Byun Woo-seok has officially apologized following the intense controversy surrounding historical inaccuracies in the drama '21st Century Daegunbuin'. On May 18, Byun, alongside co-star IU and the production team, posted a written apology acknowledging the lack of proper historical research and consideration during the production, specifically regarding the depiction of the Yi-an Daegun coronation scene. Despite the ongoing backlash, Byun made a public appearance on May 19 at the press conference for the upcoming Netflix variety show 'Yoo Jae-suk Camp' held at the JW Marriott Dongdaemun Square in Seoul, where he once again addressed the issue and expressed his regrets. | Actor Byun Woo-seok has officially apologized following the intense controversy surrounding historical inaccuracies in the drama '21st Century Daegunbuin'. On May 18, Byun, alongside co-star IU and the production team, posted a written apology acknowledging the lack of proper historical research and consideration during the production, specifically regarding the depiction of the Yi-an Daegun coronation scene. Despite the ongoing backlash, Byun made a public appearance on May 19 at the press conference for the upcoming Netflix variety show 'Yoo Jae-suk Camp' held at the JW Marriott Dongdaemun Square in Seoul, where he once again addressed the issue and expressed his regrets.