Park Ye-ni Joins Wave's Fantasy Thriller S-Line Drama Cast in Special Appearance

Park Ye-ni: Courtesy of Instagram

Rising Korean actress Park Ye-ni has been confirmed to make a special appearance in Wave's highly anticipated original drama "S-Line," which premieres on July 11, 2025. The fantasy thriller promises to captivate audiences with its unique supernatural premise and star-studded cast.

The series follows a story that unfolds when a mysterious red line, known as the S-Line, appears above people's heads, connecting those who have had intimate relationships regardless of time or place. This innovative concept has already generated significant buzz in the Korean entertainment industry.

Park Ye-ni's Compelling Role as Hee-won

In "S-Line," Park Ye-ni takes on the role of Hee-won, the neighboring cousin of protagonist Hyun-heup, played by popular actress Arin. Hee-won is characterized as an outgoing individual who actively approaches the reclusive Hyun-heup, a high school student blessed with the rare ability to see these mystical S-lines since birth.

Park Ye-ni: Courtesy of Instagram

The character of Hee-won serves as a crucial catalyst in the narrative, drawing the isolated Hyun-heup into a world of supernatural intrigue and hidden truths. Park Ye-ni's demonstrated versatility as an actress positions her perfectly to bring depth and authenticity to this pivotal supporting role.

International Recognition and Streaming Success

The drama has already achieved remarkable international recognition, being selected as the only Korean production invited to the feature-length competition section of the 8th Cannes International Series Festival. This prestigious honor underscores the global appeal and quality of Korean streaming content in 2025.

Based on the popular webtoon by Kkomabi, the same creator behind the acclaimed "Murderer o Nangam," the series expands the original story's universe while maintaining its core supernatural thriller elements. The adaptation promises to deliver the visual spectacle and emotional depth that fans of the source material expect.

Park Ye-ni's Rising Career Trajectory

Park Ye-ni's involvement in "S-Line" continues her impressive streak of diverse character portrayals across multiple high-profile productions. Her recent performance in TVING's "Running Mate" showcased her ability to embody complex characters, playing Baek In-kyung, an elite high school vice president with commanding presence and natural leadership qualities.

The actress further demonstrated her range with a memorable surprise appearance in ENA's "Salon de Holmes," where she portrayed the younger version of Nam Ki-ae, originally played by veteran star Jun Ji-hyun. This role allowed Park Ye-ni to explore different emotional depths and showcase her adaptability as a performer.

With each new project, Park Ye-ni continues to establish herself as one of Korea's most promising young actresses, capable of seamlessly transitioning between genres and character types. Her participation in "S-Line" represents another strategic career move that positions her at the forefront of Korea's evolving entertainment landscape.

The Wave original series "S-Line" will be available exclusively on the streaming platform, with new episodes releasing weekly. As Korean dramas continue to gain international prominence through streaming services, productions like "S-Line" demonstrate the industry's commitment to innovative storytelling and high production values.