明朝成化(huà )年间，朝纲腐败，奸邪当道(dào )。西厂东厂(chǎng )为宦官把持，混淆黑白，陷(xiàn )害忠良，朝(cháo )野(yě )内外噤(jìn )若寒(hán )蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适值此时，风(fēng )头正劲的西厂