明朝(cháo )成(chéng )化年间，朝纲(gāng )腐败，奸邪当(dāng )道(dào )。西厂东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安(ān )（李连杰(jié ) 饰）等流亡剑客挺身而出，接连(lián )铲除东厂数名奸佞(nìng )，致令阉贼胆战心惊。适值此时，风头正(zhèng )劲的西厂(chǎng )