明朝成化年(nián )间，朝纲(gāng )腐败，奸(jiān )邪当道。西厂东厂为(wéi )宦官(guān )把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤若(ruò )寒(hán )蝉。时有赵怀安（李(lǐ )连杰(jié ) 饰）等流(liú )亡剑(jiàn )客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂(chǎng )