明朝成化(huà )年间，朝纲腐败，奸(jiān )邪(xié )当道。西厂东厂(chǎng )为宦(huàn )官(guān )把持，混淆(xiáo )黑白，陷(xiàn )害忠良，朝(cháo )野内外(wài )噤若寒蝉。时有赵怀安（李连杰(jié ) 饰）等流亡剑客挺(tǐng )身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂