TikTok influencer, aspiring actress, and streamer Yoon Ji-ah was found dead on September 11, 2025, in the rural mountainside of Muju County, North Jeolla Province. Just hours before her death, she was seen livestreaming her trip to Yong Jong Island in Enchan, a three-hour journey away from where her body was discovered.The Chosun Daily mentioned that an autopsy report detailed the cause of her death, citing asphyxiation due to neck compression as the primary reason. Police reports indicate that she died just thirty minutes after she ended her stream on September 11. Alleged CCTV footage, along with testimonies from Yoon Ji-ah's family, suggests that one of her supporters, "Choi," blocked the streamer's exit from a vehicle at the time of the crime. Her family claims the car door was slammed shut.Fans across the internet expressed their sorrow, mourning for her. The comments section of her latest Instagram post features a series of heartfelt messages:"Jia, I got the news too late. When I was in high school, I used to envy and admire you for shining so brightly, and you were beautiful by anyone. But when I received this news late, I can only cry. I hope you are dreaming in a peaceful place," said @blue.d_00 "I love you sis you did a great job ♥," said @hwang_jia01 View this post on Instagram Instagram Post"Rest in peace," said @ue4s0677."You always smiled and called my name when I went to transmit. Your sweet smile, your words were unforgettable. I was excited to see Jia in the morning. It was so sudden and I couldn't cry. I will never forget you," said @tarakunn.Police have apprehended Choi, who is a prime suspect in Yoon Ji-ah's case. He goes by "Black Cat" online and was reported to be a "VIP Member" of Yoon's community, donating large sums to her. People magazine reported on the attacker's background, saying:"Choi was allegedly living a double life when he introduced himself to Yoon Ji-ah as the CEO of an IT company, per The Chosun Daily. Having become known as a 'big spending VIP' on video platforms where he used the nickname 'Black Cat,' he convinced her to become business partners."A closer look at Yoon Ji-ah's attacker, ChoiChoi allegedly contributed 100 million won, about $70,000, to Yoon's streams. People reported on his relationship with the TikTok star, claiming the two were partners. This partnership seemingly led to the latter's demise:"Choi was caught on security footage before Yoon Ji-ah’s death, allegedly begging on his knees for her not to terminate their partnership."Later, footage captured suspicious behaviour from the attacker. The Chosun Daily reported the following:"Choi headed to the Muju mountain with a suitcase of unknown purpose. Though he showed meticulousness by stopping eight times to create confusion in the investigation, he was arrested as a suspect just 12 hours after the body was discovered."Choi was arrested on September 13, and as of this writing, reports indicate that he has confessed to his crime and is awaiting trial. In other news, French authorities confirmed that Kick streamer Jean Pormanove’s death was not caused by foul play.