明朝成(chéng )化年间，朝纲腐败(bài )，奸(jiān )邪当道(dào )。西厂(chǎng )东厂为宦官把(bǎ )持，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒蝉。时(shí )有赵怀安（李连(lián )杰(jié ) 饰）等流(liú )亡剑客挺身而出(chū )，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西厂