讲述的是马上就要到21岁的四个朋友的友情和爱情，以及对这个社会的愤怒和欲望。
서준영
Chu-won
백성현
Goo-rim
Choi Tae-hwan
Dae-sung
변준석
Seo-won
임형준
Mr. Park
Choi Hong-joon
Kim Dong-seok
Physical Education Teacher
김광식
[coach]
황석하
Composer
