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.
Seasons
Season 1
6 Episodes · 2025
Han Ji-Wook is a detective looking to know what is the truth behind the mysterious red line. Gyu-jin, a funny high school teacher. Hyeon-heup, a high schooler who has been able observe the red line from birth. The show will present the story of a cryptic red line that appears over head of the people in the show, connecting them to people with whom who have had sexual relations with them.
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
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
