明(míng )朝(cháo )成化年间，朝(cháo )纲腐败，奸邪当(dāng )道。西厂东(dōng )厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝野(yě )内外噤若寒蝉。时(shí )有赵怀安（李连(lián )杰 饰）等(děng )流亡剑客挺身而出，接连铲除东厂数名奸(jiān )佞，致令(lìng )阉(yān )贼胆(dǎn )战心惊。适值此时，风头正(zhèng )劲的西厂