Frontier

Soo Yeon decides to commit suicide to end the bullying she goes through at school, when a savior appears. A woman punishes the bullies on behalf of Soo Yeon and saves her from the reality of hell.

Mu-kwang volunteers to be a kitchen police of Sa-taek, the divisional commander, dreaming of success. One day, Mu-kwang meets Su-ryeon by chance, who is a young and beautiful wife of the commander. Soon, he feels a strong attraction by her.

Yu-jeong is suicidal, yet she reluctantly goes to prison for volunteer work. There, she meets a prisoner who is waiting for death penalty. The two quickly fall in love despite their differences, yet they do not have much time.

While serving life in prison, a young man looks back at the people, the circumstances and the system that set him on the path toward his crime.

Dreaming of making a way station for his sister and the villagers who have no choice but to commute along the dangerous train tracks every day, Joon-kyung sends many letters to the President, but with no reply. Ra-hee, who has a crush on Joon-kyung, does everything she can to help him meet the President.

Tae-il lives a fast life as low level thug. He then learns that he has a terminal illness and not much time left to live. Then, for the first time in his life, he falls in love.

Young Jin-hee is taken by her father to an orphanage near Seoul. He leaves her there never to return, and she struggles to come to grips with her fate. Jin-hee desperately believes her father will come back for her and take her on a trip.

She has never lived in a high-rise apartment, and she wonders how her sister can live at this height every day. A few days ago she kind of burst in to stay with her sister, and she is now becoming re-accustomed to life in Korea. While seeming to keep a grave secret to herself, she manages life one day at a time with a sense of mindfulness. Meanwhile a certain director, some years younger than her, has asked her to join his project, and after a polite refusal, they have agreed to meet for the first time today. Downtown Seoul is filled with narrow alleys that harbor tiny old bars, and that's where they meet. As they are getting drunk, there is sudden rainfall and thunder.