Jjang-gu joins "Monster," a violent organization at his high school. As a rite of passage, he learns a lesson about being a man while following the course.
Jung Woo
Jjang-gu
Hwang Jung-eum
Joo-hee
Son Ho-jun
Kim Young-ju
Kwon Jai-hyun
Kang Suk-chan
Kim Joong-ki
Park Young-bae
Jeong Seong-hun
Phillp
Baek Gil-seong
Yeob Gi-dong
Yoo Jae-myung
Moon Hak-jong
