When did S Line Season 1 Episode 3 air?
S Line Season 1 Episode 3 aired on July 18, 2025.


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.

Seon-ah falls from the rooftop and falls into a coma. Ji-wook cries out in self-reproach and anger, and cooperates with Hyun-heup to find the culprit. Meanwhile, Jung-woo, an English teacher at Bangju High School, witnesses his girlfriend's affair before their wedding and breaks off the engagement. And soon after, he finds a pair of glasses on his desk...
Direct answers for episode-level questions and details.
S Line Season 1 Episode 3 aired on July 18, 2025.
This episode runs for approximately 56 minutes.
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