Jung Hyun

Mute Moon-young records people's faces with her small camcorder on the subway. One day, she avoids her drunk father at home and films Hee-soo who is crying over saying goodbye to her boyfriend and gets caught. The two feel some sort of kinship and become closer.

The four high school girls, each of whom has their own personality and appearance, happen to witness the four twins' suicide while preparing for the choir competition.