Single’s Infernoseason 4 has arrived, and among the cast of single young South Koreans is Lee Si-an.Single’s Infernoseasons 1-3 were a massive hit for Netflix. It’s a top ten show in South Korea and also made the top ten list in 15 other countries, including the United Kingdom and the United States. This new season promises to be the most entertaining yet.
Like previous seasons of the dating series,Single’s Infernoseason 4returns to the same deserted island setting, but with a twist. This season, the singles will be split into two groups and will have to compete for trips to paradise. Among this season’sbatch of young singles is Lee Si-an, who has been getting a lot of attention since appearing on the show. Read on to find out how old Si-an is, what she does for work, and how to find her on social media.
Single’s Inferno Season 4: Lee Si-an’s Age
One Of The Youngest Contestants
At 25 years of age, Si-an is one of the youngestcast members fromSingle’s Infernoseason 4. During the premiere episode of the season,Si-an was one of the two women chosen to go to paradise. Kim Jeong-su, a 33-year-old business owner, came in second place in a competition among the men and chose Si-an as his date to paradise. Despite the age gap, the date went well.
Single’s Inferno Season 4: Lee Si-an’s Job
“Prettiest Smile”
Like many otherSingle’s Infernocast members throughout the years,Lee Si-an is a model who also aspires to be an actress. During their dinner at Paradise, Jeong-su confessed he chose Si-an because she had the “prettiest smile"of all the women, to which Si-an said, “I’m blushing.” She liked him enough to offer to share the bed in the luxury suite, but he opted to stay in his cot, like a gentleman.
Single’s Inferno Season 4: Lee Si-an’s Instagram
@youseeany
Si-analready has over 241K followers on Instagram, shooting up from the 82K she had beforeSingle’s Infernoseason 4 premiered. She became an instant fan favorite, so her following should grow during the season.Perhaps Si-an will continue to date Jeong-su, but it’s also possible she could find herself inan interestingSingle’s Infernolove triangle.
25 years old
Lee Si-an’s Instagram
Single’s Infernoseason 4 premiered on June 04, 2025, on Netflix. New episodes drop on Tuesdays.
Single’s Inferno
Cast
Singles Inferno is a South Korean reality show where contestants are stranded on a deserted island in hopes of finding romance. Participants must complete daily challenges to earn opportunities for private dates, with the goal of coupling up and escaping the island. The show combines elements of survival and dating, under the watchful eyes of celebrity hosts who provide commentary and insights throughout the series.
