Perfect Crown Controversy: Why IU and Byeon Woo-seok Apologized to Fans Over K-Drama Historical Inaccuracies

IU and Byeon Woo-seok Issue Apologies as Perfect Crown Faces Historical Backlash

If you thought K-drama drama was just scripted plot twists - think again. The biggest Korean series of 2026 so far, Perfect Crown, has found itself at the center of a real-world controversy, and its two lead stars, IU (Lee Ji-eun) and Byeon Woo-seok, have both publicly apologized to fans over historical inaccuracies in the show's penultimate episode.

The fantasy-romance series, a joint production between MBC and Disney+, has been a massive ratings hit since its premiere. Set in an alternate version of modern-day South Korea where the monarchy still reigns, the drama follows the contractual marriage between Seong Hee-ju (IU), heiress to the country's most powerful conglomerate, and Prince I-an (Byeon Woo-seok), the second son of the king. But despite its popularity, the show stumbled over something unexpected: a coronation scene that fans say got Korean royal history wrong.

What Went Wrong in the Coronation Scene?

The controversy erupted after the show's penultimate episode aired, featuring Prince I-an's ascension to the throne through a ceremony called Cheonse. According to critics and history-savvy fans, there were two major issues.

First, the phrase used during the ceremony - "long live for 1,000 years" - was deemed inappropriate by viewers. Critics argued that Cheonse was traditionally reserved for lower-ranking rulers and state monarchs, while the proper phrase for an independent sovereign should have been Manse ("long live for 10,000 years").

Second, the crown worn by the king during the ascension ceremony featured only nine strands of beads (known as Guryu Myeollyugwan) instead of the historically accurate twelve strands (Sibi Myeollyugwan) that a true sovereign should wear. For a show rooted in Korean royal tradition, these details mattered deeply to viewers.

Both the Production Team and Stars Responded

The Perfect Crown production team was quick to address the backlash, publishing a formal apology on the drama's official homepage. "We deeply apologise to our audience who have showed their love and support for the drama for the concerns caused regarding the setting and historical aspects of the series," the statement read. "The production team failed to make a careful study of the evolution of Joseon court etiquette through the years." They also promised to revise the audio and subtitles for future rebroadcasts and streaming releases.

IU took to her Instagram to post a heartfelt apology, writing: "I feel very disappointed that I couldn't show my responsibility as the lead actor of the work. Due to the various historical agony issues in the dramas you pointed out, I will reflect and apologize without any excuse for the acting." She acknowledged that the show was meant to capture "the imagination based on our native history and the traditional beauty of Korea" and admitted she should have studied the scripts more carefully.

Byeon Woo-seok, who plays Grand Prince I-an, echoed similar sentiments in his own Instagram post: "In the process of filming and acting of the work, I lacked thought about the historical context and meaning of the work and how it will be accepted by the viewers. I deeply engraved that as an actor, I need to look at the message and context of the work, not only the acting." He signed off with: "I'm sorry."

Where Does Perfect Crown Go From Here?

Despite the controversy, Perfect Crown remains one of the most-watched K-dramas of 2026, consistently topping streaming charts on Disney+ and Hulu. The show's blend of alternate-history monarchy with modern corporate drama - and the undeniable chemistry between IU and Byeon Woo-seok - has kept audiences hooked.

The controversy also puts a spotlight on a broader trend in Korean entertainment: the growing expectation from both domestic and international audiences for historical accuracy, even in fiction. Other recent K-dramas like The WONDERfools on Netflix, Bloodhounds 2, and Filing for Love have faced similar scrutiny when blending fact and fiction.

For now, Perfect Crown fans can expect to see revised versions of the coronation scene in future broadcasts - and both IU and Byeon Woo-seok will likely carry these lessons into their next projects. The question is: will this controversy hurt or help the drama's legacy?

What do you think - was the backlash over the top, or should period dramas take historical accuracy more seriously? Let us know in the comments.