S Line Season 1 Episode 4
Episode Title: Immature
Genre:
Drama
Countries:
South Korea,
Airing Date: July 18, 2025
IMDb Rating:
Watch S Line Season 1 Episode 4 full movie online free in HD with English subtitles – no download needed.
Suddenly red lines appear above people's head. These red lines connect people who have had sex relations. Due to this, embarrassing or secret sides of people are revealed. People call these red lines "."Han Ji-Wook (Lee Soo-Hyuk) is a detective with an attractive appearance and free spirit. He chases after the truth of the . Kyu-Jin (Lee Da-Hee) is a high school teacher with unique charm. Hyun-Hob (Arin) is a high school student. She has been able to see the red lines since she was born.