A dating reality show where you cross dangerous lines.
Welcome to Red Line, a dangerous and seductive dating program where men and women in their 20s and 30s gather to find passion and love. Cross the line and see where it leads. | Red Line Rules | • Every night at 9 PM, each man may choose one woman he is attracted to. • The chosen woman must spend the night in the same room as the man without refusal. • High-intensity physical contact with the opposite sex is prohibited before 9 PM. (Penalties apply for violations.) • As this is a 20-day dating reality program, participants must fully immerse themselves and participate sincerely.
27 years old, Tattoo Artist, Female, 165cm Personality: She has a strong inner core and coldly deflects criticism from others. She works hard at everything she enjoys. She has high standards for men and a sharp personality that immediately cuts off anyone she deems not 'her person.' Taste/Style: The type who enjoys physical desire. She is attracted to people with beautiful hands and a sexy aura.
26 years old, Fashion Brand CEO, Female, 168cm Personality: She has a soft heart despite her tough exterior. Unlike her appearance, she is quite fragile. She takes good care of people outside her inner circle but is easily hurt in relationships. While she is sensitive to pain, she is the type to overcome it well. Taste/Style: When she finds someone she likes or is attracted to, she approaches them without hesitation. However, she is clumsy in 'that' department and prefers to be led, sometimes even acting out just to be scolded. She likes and follows people who take the lead.
28 years old, Shopping Mall Owner, Female, 164cm Personality: Cold and clinical in every aspect. She doesn't trust people easily, but if someone treats her well, she reciprocates in kind. Taste/Style: Skinship with the opposite sex comes naturally to her, and she tends to take the lead. Her type is gentle men who enjoy being led.
29 years old, Basketball Player, Male, 186cm Personality: A human Golden Retriever. Bright, active, and surprisingly full of aegyo. He is only kind to those he considers his own and doesn't bother approaching people who dislike him. Taste/Style: He has specific points of attraction that only he knows. He is very proactive when approaching a woman he finds attractive.
30 years old, Bar Owner, Male, 183cm Personality: Running a bar has given him a keen eye for people, but it has also left him exhausted by human relationships. Consequently, he is cold to everyone except those he truly likes. He is the type to observe people for a long time, regardless of gender. Taste/Style: The epitome of a bad boy who plays with women's hearts. He approaches women with his preferred body type and style in a sly manner and always gets what he wants.
32 years old, Film Director, Male, 180cm Personality: When he wants something, he puts in a great deal of effort to obtain it. When he works on something he loves, his eyes show a fierce determination to succeed. He isn't easily hurt and uses criticism as constructive feedback. Taste/Style: He likes and finds charm in fragile, innocent women. He knows exactly how to handle submissive women and has a streak of wanting to tease or torment them further.
29 years old, Corporate Secretary, Male, 185cm Personality: Cool and playful. He treats men and women equally but will immediately cut ties with anyone who crosses his boundaries. He hates inconsistency and hypocrisy. Taste/Style: He quite enjoys playing games with women. He loves taking the lead and finds women who resist him entertaining.
The participants of Red Line will stay together in a villa in Hannam-dong for 20 days. After gathering in one place to introduce themselves, they are now talking and getting to know each other.
Release Date 2026.08.22 / Last Updated 2026.08.22