Two school troublemakers decide to become better students. They visit their suspicious teacher everyday after school to ask questions and offer help. When their teacher falls ill due to overwork and is hospitalized, they decide they must find a way to show their appreciation.

In a high school second grade classroom, Bonggu (Gyu Seok) and Genija (Choi Soo-hoon), whose grades are low, love each other (Yi Yeon Yeon) and Niho teacher. The hard - luck Changshu helps his mother to clean the liquor, but the Eun - joo, who grew up in a rich environment, screams without understanding him. Eunju is always attracted to the innocence of the pure mind while maintaining good grades and suffering obsession with the grades due to the obsession of the parents. She takes her parents' cold eyes when she is pushed to the seventh place by the next exam. Eunju can not endure it and suicide. In the classroom, a flower is placed on the desk of Eun-joo, and the hearse and the children are tears as the hearse runs the school.

A group of young activists for political reform face the challenges of life together.

One night, prostitute Kyeong-a passes out on the street and is found by Yeong-ha who nurses her back to health. Although she is grateful for Yeong-ha's assistance, Kyeong-a refuses further help and returns to life on the streets.