Kim So-wan

High school student Yun-ji harbors a secret romance with her homeroom teacher, which results in a pregnancy. When the teacher abruptly disappears, Yun-ji decides to end the pregnancy. To buy illegal abortion pils, she leaves school early. Meanwhile, Kyung-sun discovers that her savings have vanished and sets out to track her down.

Chang-woo, a senior at a vocational high school, wants to be recognized by his mother as a good son. He starts field training at a subcontractor for a large company, hoping to solve the problems of getting into college or finding decent employment. While learning about work and human relations from his senior workers, Chang-woo finds himself siding with the non-contract staff, and fails to get into college, secure a job, or deal with the problem of his military service. However, Chang-woo eventually finds a job that he likes and develops a sense of pride in his work. He moves out of his mother’s home in search of a new life.

An inspector from the Educational Rights Protection Bureau (ERPB) who is authorized by the government to use physical intervention and unconventional methods to discipline delinquent students and reform the educational system.