明朝成化年(nián )间，朝(cháo )纲(gāng )腐败，奸邪(xié )当道。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害(hài )忠良，朝野内外噤(jìn )若寒蝉。时有赵怀(huái )安(ān )（李连杰 饰）等流亡剑(jiàn )客挺身(shēn )而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正(zhèng )劲(jìn )的西(xī )厂