Watch Free for 7 Days on Apple TV+

Watch Now

Home > Drama >

S Line

AD:Watch Similar TV Shows on Apple TV

Watch on Apple TV

S Line (2025)

July. 11,2025

6.2

TV-MA

| Drama Mystery Sci-Fi

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.

AD:Watch Similar TV Shows on Apple TV

Watch Now

Free Trial Channels
AD

Apple TV

Free Trial

Watch on Apple TV+

With 7-Day Free Trial

Stream Now

S Line

2025 / TV-MA

Watch on Apple TV

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.

Seasons & Episode

Seasons 1 : 2025

6 Episode

Episode 1 - The Girl With The Sunglasses

July. 11,2025

Hyun-heup, a girl who was born with the ability to see the S-line that indicates sexual relations. Because of this ability, Hyun-heup's family faces tragedy, and Hyun-heup becomes a reclusive loner for a long time. Then one day, a series of suspicious murders occur around Hyun-heup, and Hyun-heup uses his ability to see the S-line to track down the case...

Watch on Apple TV

Watch on Apple TV >

Watch Similar on Apple TV+

Watch 7-day Free

Episode 2 - The Animal Kingdom

July. 11,2025

Hyun-heup goes to Bangju High School after receiving a mysterious text message. There, he reunites with Seon-ah, a middle school classmate and Ji-wook's niece. However, Seon-ah is a victim of bullying from bullies. One day, when the bullying from bullies reaches its peak, Seon-ah discovers a mysterious pair of glasses in her locker...

Watch on Apple TV

Watch on Apple TV >

Episode 3 - A Fall Into Darkness

July. 18,2025

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...

Watch on Apple TV

Watch on Apple TV >

Episode 4 - Miseong Motel

July. 18,2025

Ji-wook, who was continuing the investigation to find the culprit of the Seon-ah incident, hears about the S-line from Hyun-heup, but doesn't believe it. Meanwhile, Bang Ju-goo, an employee who lives in a goshiwon and dreams of becoming an actor, finds S-line glasses at Mi-seong's house and feels liberated, but soon after, he sees a woman connected to the music teacher he had a crush on and feels strong jealousy...

Watch on Apple TV

Watch on Apple TV >

Episode 5 - The Glasses

July. 25,2025

Ji -wook, who finally discovered glasses in the bloody bathtub of aesthetic, admits that the words of Hyun -suk were true. Use the power of glasses to start an investigation into sexual violence in the runway. And I think that the person connected to the only one S line of Sun -ah is the culprit of the Sun -a case.

Watch on Apple TV

Watch on Apple TV >

Episode 6 - Chaos on the Horizon

July. 25,2025

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.

Watch on Apple TV

Watch on Apple TV >

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.