明朝成(chéng )化年间，朝纲腐败，奸(jiān )邪当(dāng )道(dào )。西厂东厂为宦官把持，混(hún )淆黑白，陷害(hài )忠良，朝野内外(wài )噤若寒蝉。时(shí )有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接(jiē )连铲除(chú )东厂数名奸佞(nìng )，致令阉贼胆(dǎn )战心惊(jīng )。适值此时，风头正劲的西厂