Dong Chi Sheng, Zhu Zhong and Jun Sun Tai are three good friends who grew up together. in the age of chaos and reversal, the three teenagers wandered through the streets, shuttling through the shadows of swords and swords, relying on violence. When they grew up, the three men worshiped under the door of the head of the Quan Luo gang, Kim Yong-Yi. After ten years of wind and rain, they are loyal to their boss, and their Brotherhood with each other is getting deeper and deeper. One day, Chi Sheng was sentenced to seven years in prison for assassinating a gang leader. In prison, he happened to see Sun Tai, who was supposed to be dead, and was overjoyed. On the other hand, Jin Yongxi did not care about the loyalty of his younger brother. the mercenary gang member made peace with the gang leader who Chi Sheng assassinated, thus obtaining the right to manage each other's psychedelic drugs at the price of getting rid of Chi Sheng. Chi Sheng's parents also died as a result. Betrayed Chi Sheng, Sun Tai and other prison friends planned to escape, and he will fatally face his brother Zhu Zhong.