明(míng )朝成化年间，朝(cháo )纲(gāng )腐败，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时(shí )有赵怀(huái )安（李(lǐ )连杰 饰）等流(liú )亡剑客挺身而出，接连(lián )铲除东厂(chǎng )数名奸佞，致令阉贼胆(dǎn )战心惊。适值(zhí )此时，风头(tóu )正劲的西厂