YouTuber arrested for defaming Kim Soo-hyun with AI-generated evidence, police say

YouTuber Arrested for Defamation Using AI-Generated Voice Recording

South Korean police arrested Kim Se-ui, operator of the controversial YouTube channel Hover Lab, on Tuesday for allegedly defaming actor Kim Soo-hyun through fabricated evidence 1

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. The Seoul Central District Court granted the arrest warrant, citing concerns about evidence destruction and flight risk 2

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. Police concluded that an AI-generated voice recording presented as evidence was artificially created, along with manipulated text messages designed to falsely claim Kim Soo-hyun dated late actress Kim Sae-ron while she was a minor 3

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Kim Se-ui faces charges including defamation, attempted coercion, intimidation, and violations of laws related to distributing illegally produced content 4

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. The YouTuber denied all allegations, claiming the National Forensic Service verified the audio as authentic and calling the arrest warrant "clearly based on falsities" 1

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. However, investigators reportedly determined that Kim Se-ui "knew that actor Kim did not date the deceased when she was a minor" but still distributed false claims for financial gain, including YouTube revenue 4

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AI Defamation Case Signals Technology-Integrated Crime Era

The case represents what industry experts characterize as a dangerous turning point in AI cybercrime. Culture critic Jung Duk-hyun noted that while malicious YouTubers previously relied on selective editing or provocative speculation, this incident demonstrates "technology-integrated crime" that weaponized deepfakes and doctored audio recordings 3

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. Kim Soo-hyun's legal representative, Ko Sang-rok, called the incident unprecedented, stating "They not only manipulated public perception by spreading unverified allegations and distorting narratives, but even fabricated core evidence such as KakaoTalk messages and voices" 3

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Hover Lab, which has nearly a million subscribers, posted the fabricated evidence months after Kim Sae-ron killed herself at age 24 in February 2024 2

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. The malicious rumors quickly went viral, triggering intense public backlash against Kim Soo-hyun and effectively halting his career 1

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. Police reportedly stated the false allegations "collapsed Kim Soo-hyun's social base and his economic activities across the board, and destroyed the basis for his professional survival," with the actor still receiving psychiatric treatment 2

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$20 Million Damages Lawsuit Reflects Massive Career Impact

The AI defamation scandal caused immense financial damage to Kim Soo-hyun, with the damages lawsuit expanding from 12 billion won to an estimated 30 billion won, approximately $20 million 3

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. The fabricated evidence effectively froze the actor's advertisements, overseas schedules, and content production. Most notably, it disrupted the release schedule of "Knock Off," a new Disney+ series with a 60 billion won budget 3

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Ko Sang-rok explained that "'Queen of Tears' was a massive global hit, but after Kim Se-ui raised these false allegations, everything came to a complete halt" 3

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. Kim Soo-hyun has not made official public appearances since a tearful press conference in March 2025, where he acknowledged dating Kim Sae-ron for a year but only when she was an adult, stating "I can't admit to something I didn't do" 2

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. That month, he filed criminal complaints and lawsuits against the YouTuber and the actress's family for making false accusations 2

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Police Investigation Vindicates Actor, Raises AI Misuse Concerns

Following the arrest, Kim Soo-hyun's agency Gold Medalist released a statement saying "At last, the truth has been proven" and thanking investigative authorities for uncovering the truth based on objective evidence 5

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. The agency noted that the police investigation confirmed "all suspicions and evidence raised by Hover Lab against Kim Soo-hyun were unfounded" 2

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Experts warn that financial incentives for cyber wreckers who monetize video content make recurrence of such AI cybercrime extremely likely. Jung Duk-hyun cautioned that "it's only because it was someone of Kim Soo-hyun's stature that he was able to track it down and uncover the truth. An ordinary person without such means would have been completely ruined" 3

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. However, he warned against unconditional regulations on AI technology itself, noting that video production relies on technologies like de-aging, and that "regulations should focus on heavily punishing the specific areas of misuse and making those legal boundaries crystal clear" 3

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Uncertain Path to Public Image Recovery

Despite the police investigation clearing his name, Kim Soo-hyun still faces obstacles in fully restoring his public image. Culture critic Ha Jae-keun cautiously predicted a resumption of activities, noting that "public sentiment toward Kim Soo-hyun reversed after the police announced their investigation results. With growing public support, views are emerging that he may soon release his delayed drama" 3

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. However, Disney+ maintained a conservative stance regarding "Knock Off," stating "There are no changes to report at this time" 3

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. The case has become a major topic in online discourse, with public attention now shifting toward the outcome of the police investigation and whether the actor can fully recover after more than a year of career disruption .