明朝成化年间，朝(cháo )纲腐败，奸邪当(dāng )道(dào )。西厂东厂(chǎng )为宦官把持(chí )，混淆黑白，陷(xiàn )害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡剑客挺身而出，接连铲(chǎn )除(chú )东厂数名奸(jiān )佞，致令阉贼胆战(zhàn )心惊。适值此时(shí )，风头正劲的西厂