Eun-soo and Soo-hyang who are teenagers have no home, stealing the cellphones for living. One day they found the girl named Ha-dam beaten by a homeless person. They rescued her and ended up living together. Wandering on the streets, they were caught in a trap, which leads them to prostitute.

Dong Do is an ordinary high school student who likes movies. He begins to hang around his classmate, tough Hyun Seung and his bullying clique. Cigarettes and harsh words belched out of their mouths attract him, and Dong Do thinks they are cool and wants to be like them.