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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.
Latest episode
S1 · Episode 6 — Chaos on the Horizon · 2025-07-25
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.
- Genres
- Sci-Fi & Fantasy, Drama, Mystery
- First aired
- 2025-07-11
- Rating
- ★ 7.5 / 10
Top cast
- 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
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