明朝成(chéng )化年间，朝(cháo )纲腐败，奸邪当道(dào )。西厂东厂为宦(huàn )官把持，混淆黑白(bái )，陷害忠(zhōng )良，朝(cháo )野内外(wài )噤若寒蝉。时有(yǒu )赵怀安（李连杰(jié ) 饰）等(děng )流亡剑客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头正劲的西厂