明朝成(chéng )化(huà )年间，朝(cháo )纲腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时有赵怀安（李连(lián )杰 饰）等(děng )流亡剑客挺(tǐng )身(shēn )而出，接连铲(chǎn )除东厂数名奸佞，致令阉(yān )贼胆战心惊。适值此时，风头正(zhèng )劲的西厂