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S Line K-Drama India Release: Where & When to Watch, Plot & Cast

  • Writer: Sunanda Sharma
    Sunanda Sharma
  • Sep 16
  • 4 min read

Updated: Sep 27


S Line K-Drama India release poster featuring Lee Soo-hyuk and Arin with glowing red threads, now streaming on Prime Video Channel K
S Line K-Drama India Release — Lee Soo-hyuk and Arin star in this dark fantasy thriller, now streaming on Prime Video (Channel K).

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Quick Highlights — S Line (K-Drama) India Release 2025

  • OTT Debut in India: Sept 10, 2025 on Prime Video → Channel K.

  • Korea Premiere: July 11, 2025 on Wavve.

  • Episodes: 6 (~50–60 mins each).

  • Cast: Lee Soo-hyuk, Arin, Lee Da-hee, Lee Eun-saem, Kim Dong-young.

  • Genre: Dark fantasy + psychological thriller.

  • Plot Hook: Red “S-Lines” reveal past intimate connections.

  • Release Schedule India: First 2 episodes live, then new every Wednesday (12 PM IST).



S Line OTT Release in India

K-drama S Line officially premiered in India on September 10, 2025 via Prime Video (Channel K add-on). The first two episodes dropped on launch day, with new episodes rolling out weekly every Wednesday at 12 PM IST.

The series first aired in South Korea on Wavve, July 11–25, 2025. Its bold themes quickly caught international attention, setting up high demand for a fast India release.



Plot & Premise: What Is S Line About?

Adapted from the popular Naver webtoon by kkomabi, the show mixes dark fantasy with crime and psychological thriller elements.

The core concept: glowing red “S-Lines” appear above people, exposing their past sexual relationships.

  • Arin plays Shin Hyun-heup, a high schooler who naturally sees these lines.

  • Lee Soo-hyuk stars as Detective Han Ji-wook, who gains glasses that reveal the connections.

  • Supporting cast: Lee Da-hee as teacher Gyu-jin, Lee Eun-saem as student Seon-ah, Kim Dong-young as rookie cop.


This explosive idea sets up tension around privacy, relationships, and power — themes rarely tackled in mainstream K-dramas.



Why S Line Is Creating Buzz Worldwide

  • Selected for the 8th Canneseries Festival, where it won the Best Music Award.

  • Social media trends: “Red Line Challenge”, memes, edits on Instagram Reels & Shorts.

  • Its exploration of intimacy, shame, and public exposure has made it controversial yet irresistible for Gen Z and K-drama fans alike.



S Line K-Drama Episode Format & Viewing Experience

  • 6 episodes total, each 50–60 minutes.

  • Weekly rollout → builds hype, encourages online discussions.

  • Compact length → binge-worthy yet not overwhelming.


The blend of crime, fantasy, and psychological drama means it appeals to fans of both romance-free thrillers (like Hellbound) and traditional K-drama storytelling.



S Line India Release: Key Details in One Table

Detail

Information

India OTT Platform

Prime Video India (Channel K add-on)

India Release Date

Sept 10, 2025

South Korea Release

July 11 – July 25, 2025 (Wavve)

Episodes

6 total (50–60 mins each)

Cast

Lee Soo-hyuk, Arin, Lee Da-hee, Lee Eun-saem

Genre

Dark fantasy, crime thriller

Based On

Webtoon “S Line” by kkomabi

Recognition

8th Canneseries Festival (Best Music Award)

India Schedule

Weekly drops every Wednesday, 12 PM IST

S Line K-Drama Expert Take

Critics suggest S Line is one of the boldest K-dramas of the decade, tackling intimacy and trust in a way rarely seen on screen. For Indian fans, it’s a refreshing break from formula romance — instead offering suspense, fantasy, and moral dilemmas.




S Line K-Drama India Release-Why You Should Watch

  • Unique “red thread” fantasy premise.

  • Award-winning soundtrack (Canneseries 2025).

  • Compact 6-episode binge with weekly suspense.


S Line K-Drama India Release YouTube Suggestion


S Line | Lee Soo-hyuk | Official Trailer | Tonton

S Line K-Drama India Release FAQs

Q1. When did S Line premiere in India?

On Sept 10, 2025 via Prime Video India (Channel K).


Q2. How many episodes are there in S Line?

There are 6 episodes, each 50–60 minutes long.


Q3. Who stars in S Line K-Drama?

Main cast: Lee Soo-hyuk, Arin, Lee Da-hee, Lee Eun-saem, Kim Dong-young.


Q4. What is the premise of S Line?

A fantasy world where glowing “S-Lines” reveal people’s past sexual connections.


Q5. Where can I watch S Line in India?

Exclusively on Prime Video → Channel K add-on.



S Line K-Drama India Release Conclusion

The S Line K-Drama has arrived in India with a bang. With its mystical red thread concept, top-tier cast, and 6 tightly packed episodes, it’s perfect for fans who want something edgy and fresh.



S Line K-Drama India Release Tags

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About the Author

Sunanda Sharma covers movies, celebrities, and music for NFSTUBE with verified insights. She brings readers closer to the stars and stories shaping pop culture.


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