明朝成(chéng )化年(nián )间，朝纲腐败，奸邪当道(dào )。西厂东厂(chǎng )为宦官把持(chí )，混淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵怀安(ān )（李(lǐ )连杰 饰）等流(liú )亡剑客挺身而出，接连(lián )铲(chǎn )除(chú )东厂数名奸佞，致令阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂