Arin, whose given name is Choi Ye-won, is a South Korean singer and actress best known as a member of the girl group Oh My Girl. Alongside her music career she has expanded into acting and hosting, becoming a familiar face across Korean entertainment.
In S Line she takes on a lead acting role as the student at the center of the show's mystery. Her other screen work includes the drama Soundtrack #2, marking part of her growing presence in scripted television beyond her music career.
Arin's television career is defined by a standout performance that has left a lasting mark on the medium. Most notably, Shin Gyu-jin in S Line (2025) — Shin Gyu-jin is the high-school student who perceives the red lines more clearly than anyone around her, a gift that makes her both a key witness and a target as society fractures. What might have been an ordinary adolescence becomes a constant negotiation with a world that can now see connections she would rather keep private..
Beyond the roles featured on TVCeleb, Arin has built an impressive body of work across film and television. Notable credits include Soundtrack #2, Oh My Girl. This diverse range of projects demonstrates Arin's versatility as a performer and commitment to challenging material across multiple genres and formats.
Arin's work has been recognized with significant industry honors, including Recognized as a member of the girl group Oh My Girl (specific individual awards flagged for fact-check). These accolades reflect the critical esteem in which Arin is held and the consistent quality of performance across a range of demanding roles.
Born in Seoul, South Korea, Arin has established themselves as one of the most respected performers working in television today. Known for work spanning korean-actress, idol, oh-my-girl, Arin's career continues to evolve with each new project, consistently attracting both critical praise and devoted fan followings.
Arin's approach to acting is characterized by a commitment to deeply inhabiting each character. In the role of Shin Gyu-jin, Arin demonstrates remarkable range and an ability to find emotional truth in every scene. Working across thriller, mystery, drama, korean genres, Arin brings both technical precision and raw emotional honesty to each performance.
Audiences and critics have noted Arin's talent for korean actress, idol, oh my girl, lead performances. This versatility has made Arin a sought-after talent for projects that demand both emotional depth and on-screen charisma. Whether carrying a scene through quiet intensity or commanding attention in high-stakes dramatic moments, Arin consistently delivers performances that resonate with viewers long after the credits roll.
Arin has cultivated a passionate and dedicated fan following through a standout performance in S Line. The thriller, mystery, drama community has embraced Arin's work, generating fan art, character analyses, and active discussion across social media platforms. The character of Shin Gyu-jin in particular has inspired extensive fan engagement, with viewers drawn to the complexity and emotional depth that Arin brings to the role.
As part of the cast of S Line, Arin has contributed to some of the most culturally significant television of the modern era. These series have each made their mark on the television landscape, and Arin's performances have been integral to their success and lasting cultural relevance. The actor's ability to create characters that resonate deeply with audiences ensures that their contribution to television history will be remembered and celebrated for years to come.
Arin's appeal to television fans goes beyond individual performances. Across the role in S Line, Arin has demonstrated an ability to create characters that audiences connect with on a deeply personal level. The character of Shin Gyu-jin carries a Fan Heat Index score of 0/100, reflecting the passionate fan community that has formed around Arin's portrayal.
TVCeleb's comprehensive profiles of Arin's characters provide the deepest analysis available online, including detailed arc breakdowns, key episode guides, memorable quotes, and fan ecosystem mapping that connects viewers with communities of like-minded fans. Explore the character pages linked above for the full TVCeleb experience.
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Yes. Arin is a member of the K-pop girl group Oh My Girl who also acts. She takes a lead role in the 2025 mystery-thriller S Line, and her other screen work includes Soundtrack #2.
Arin is best known for portraying Shin Gyu-jin in S Line. Beyond these roles, Arin has also appeared in Soundtrack #2, Oh My Girl. Their work has earned 1 major award and recognition.
Arin was born in Seoul, South Korea. Arin pursued a career in acting that would eventually lead to prominent television roles, including Shin Gyu-jin in S Line. Their journey from Seoul, South Korea to television stardom reflects a dedicated commitment to the performing arts.
Yes, Arin has received significant recognition for their acting work, including Recognized as a member of the girl group Oh My Girl (specific individual awards flagged for fact-check). These honors reflect the critical acclaim and industry respect that Arin has earned through consistently powerful and nuanced performances across multiple projects.
Arin plays Shin Gyu-jin in S Line, which airs on Wavve and streams on Wavve, Genie TV. S Line is a thriller/mystery/drama/korean/social-thriller series that ran from 2025. Arin's portrayal of Shin Gyu-jin has been widely praised by fans and critics, contributing to the show's cultural impact and devoted fanbase.