Gao Tian, a boxer who makes a living by boxing, accidentally bumped into and rescued Yan Bo, a revolutionary party. The two were heroes and became friends. However, he was chased by the killer Yan Huohuo, Gao Tians father was killed by mistake, and Gao Tian was also involved in the killing of the revolutionary party led by Yuan Keding. Gao Tian had to fight back.