明朝成化年间，朝纲(gāng )腐败(bài )，奸邪当道。西厂(chǎng )东厂为宦官(guān )把持，混淆黑白，陷(xiàn )害忠良(liáng )，朝野(yě )内外噤若寒蝉。时有赵(zhào )怀安（李连(lián )杰 饰）等流(liú )亡剑客挺身而出，接(jiē )连铲除东厂(chǎng )数名(míng )奸佞，致令阉贼胆(dǎn )战心惊。适值此时(shí )，风头正劲的西厂