明朝成化年间，朝纲腐败(bài )，奸(jiān )邪当道。西厂(chǎng )东(dōng )厂(chǎng )为宦官把持，混淆(xiáo )黑白，陷害(hài )忠良，朝野内外噤若(ruò )寒蝉。时有赵怀安(ān )（李连(lián )杰 饰）等流亡剑客(kè )挺身而出，接连铲除(chú )东厂数名(míng )奸佞，致令阉贼胆战心惊(jīng )。适值此时，风头正劲的西(xī )厂