Single’s Inferno is back for a new season, and with it comes a new batch of cast members huddled on a private island hoping for romance and a ticket to “Paradise.” For the Netflix series' fourth edition, among those standing out from the crowd vying for love is none other than the long-haired heartthrob Yuk Jun Seo.
Viewers might be divisive in their opinion regarding the match-hopeful, but there’s no denying that Jun Seo has piqued their interest, thanks to his one-of-a-kind charm and familiar face—especially for reality show and K-drama regulars. Curious? Ahead, get to know this budding star from Single’s Inferno 4 in our quick fact sheet.
Who Is Yuk Jun Seo? 5 Facts About the “Single’s Inferno” Season 4 Contestant
1. Yuk Jun Seo is a former Navy soldier.
Before stepping into the limelight as a contestant on Single’s Inferno, Jun Seo served in the Korean Navy’s Underwater Demolition Team (UDT), one of the country’s most prestigious special forces units. His military career began in 2014, and by 2016, he was serving with the UDT/SEAL until his discharge in 2019.

2. He starred in another reality series.
While he may have gotten a new set of fans with his appearance in Single’s Inferno, the Netflix series isn’t his first foray into a reality series. In 2021, in line with his background, he joined the military survival show The Iron Squad or Steel Troops. In this intense competition, soldiers from different branches of the military fought to be named Korea’s best special forces unit.

3. He’s a talented visual artist.
Yuk Jun Seo is not just a reality TV personality—he’s also a gifted visual artist. Specializing in painting and drawing, he explores a variety of mediums in his work. Recently, he showcased his talent at his first solo exhibition “Cranium” in Seoul. The exhibit featured a 12-meter installation that focused on the tension between discipline and freedom.

4. He’s a boxer.
Adding to his long list of interests and pursuits, Jun Seo has also shared his affinity for all things athletic, including boxing. In an Instagram post dated August 2024, the Single’s Inferno star voiced his desire to debut in the sport’s professional league.
5. He appeared in a Netflix K-drama.
In addition to his military and reality TV career, Jun Seo has dabbled in acting. In 2023, he made his Netflix debut in the popular K-drama Sweet Home, starring alongside Song Kang. He played the role of Bang Jin-ho, a soldier in the Crow Platoon, part of the team defending survivors in a post-apocalyptic world overrun by monsters.

Single's Inferno Season 4 is streaming on Netflix.
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