"Social. Sex. Secrets."
S Line
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.
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S1 E6 • 7/25/2025
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.
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![S Line (2025) Trailer [ENG SUB]](https://img.youtube.com/vi/ozeChwYWHhY/mqdefault.jpg)
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User Reviews
See all on TMDBa girl was born with the ability to see red lines and we follow her and several characters that are directly or somewhat involved with the red lines. it was honestly rlly intriguing. i was in slump of what to watch and this hooked me from start to finish. each episode just kept hooking and surprising me. i loved seeing the dynamics on different people and how they interacted and used the glasses. …