Lee Sang-Ho (Jung Kyoung-Ho) enters high school and makes friends with Jae-Goo (Lee Tae-Sung), Chang-Bae (Lee Suk), Kyung-Chul (Kim Hye-Seong), Hong-Gyu (Cho Jin-Woong) and Sang-Sik (Ko Kyu-Pil). The friends form a soccer team and call themselves “Tigers”. The group gets into a fight seniors at their school and other students begin to view them differently. Sang-Ho then becomes interested in Soo-Hee (Jang Hee-Jin), the ex-girlfriend of a gang leader at another school. The “Tigers” soon find themselves in a gang war.