尼崎宾馆内一妓女兴奋剂中毒后被杀害,引发兴奋剂商贩的地盘之争,进而点燃大阪最大黑社会组织坂本组和九州玄龙会之间的战火。 玄龙会•岩木组年轻干部野崎(菅原文太 饰)唯一的妹妹是坂本组•米元组成员中道的妻子,这层关系令野崎在抗争中倍为尴尬。阿苏温泉七人会集会之夜,野崎的大哥岩木被一女按摩师杀害,该女系米元组派出的刺客,得知消息的野崎率部下潜入大阪,伺机行动。 另一方面,玄龙会会长船田(名和宏 饰)受坂本组组长一行(小泽荣太郎 饰)邀请,双方缔结和解协定。复仇心切的野崎不顾中止命令,刺杀米元一族,两派关系再次紧张。孤军奋战的野崎更是将目标锁在坂本一行身上……Sugawara plays Nozaki, a laborer who swears allegiance to a sympathetic crime boss, only to find himself elected his successor after the boss is murdered. Restrained by a gang alliance that forbids retributions against high-level members, Nozaki forms a plot to exact revenge on his rivals, but a suspicious relationship with his own sister taints his relationship with his fellow gang members.