S Line
“Social. Sex. Secrets.”
Series Overview
A young woman with the ability to see mysterious red connections between lovers discovers her secret gift is no longer unique when special glasses granting similar powers appear on the black market.
Broadcast Schedule & Network Information
Airing status, episode counts, upcoming schedule, and network syndication.
1 Season • 6 Episodes
2025 – 2025
Premiered: Fri, Jul 11, 2025
Ahn Joo-YoungLatest Aired Episode
Season 1, Episode 6: “Chaos on the Horizon”
Ji -wook finds out the truth about Sun -ah's S -line through glasses. Meanwhile, Hyun -suk, ahead of his 18 -year -old birthday, makes a big decision and meets the Jun -sun, which leads to an unknown confusion.
Seasons & Episodes Breakdown
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
S Line (2025) Trailer [ENG SUB]Official
Type: Trailer • Published 2025-10-22
Cast & Creators
Explore Star Directory →
Lee Soo-hyuk
Han Ji-wook
ARIN
Shin Hyeon-heup
Lee Da-hee
Lee Gyu-jin
Lee Eun-saem
Kang Seon-ah
Kim Dong-young
Oh Dong-sik
Lee Gwang-hee
Joon-seon
Lee Han-joo
Yoon Ji-na
Woo Ji-hyun
Jung-woo
Nam Kyu-hee
Kim Hye-yeong
Oh Woo-ri
Lee Kyung-jin
Oh Seung-jun
Lee Ji-won
Kim So-young
Choi I-seo
Park Seong-il
Bang Seong-jin
Lee Ga-sub
Oh Jung-min
Park Ye-ni
Hee-won
Jeong Jae-kwang
Bartender
Jang Sun
Hyeon-heup's Mother
Creative Leadership & Key Crew
Ahn Joo-Young
Kkomabi
Department Leadership Roster
Ahn Joo-Young
Director
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
TV-MA: Mature Audience Only — Specifically designed to be viewed by adults and unsuitable for children under 17.
International Certification Matrix
Mature Audience Only — Specifically designed to be viewed by adults and unsuitable for children under 17.
18+ Restricted to Adults.
Production Stills & Gallery
Official cinematic photography and background stills for S Line.
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Frequently Asked Questions About S Line
Key facts, seasons breakdown, and credits for search engines and AI assistants.
What is S Line about?
A young woman with the ability to see mysterious red connections between lovers discovers her secret gift is no longer unique when special glasses granting similar powers appear on the black market.
How many seasons does S Line have?
S Line comprises 1 season available to explore.
Who stars in S Line?
Key cast members in S Line include Lee Soo-hyuk, ARIN, Lee Da-hee, Lee Eun-saem, Kim Dong-young.
Who created or directed S Line?
S Line was developed and directed by Ahn Joo-Young.