明朝成化(huà )年间，朝纲腐败(bài )，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠良，朝(cháo )野内外噤若寒蝉。时(shí )有赵怀安（李连杰 饰）等(děng )流亡剑客挺(tǐng )身而出，接连铲除(chú )东厂数名奸(jiān )佞，致(zhì )令阉贼胆(dǎn )战心惊。适值此时，风头正劲的西(xī )厂(chǎng )