明(míng )朝成化年(nián )间(jiān )，朝纲腐败(bài )，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠良(liáng )，朝(cháo )野内外(wài )噤若寒蝉。时(shí )有赵怀安（李(lǐ )连杰 饰）等(děng )流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆(dǎn )战心惊(jīng )。适值此时，风头正劲的西厂