明朝成(chéng )化年间，朝纲腐败，奸邪(xié )当道。西厂东厂(chǎng )为宦官(guān )把持，混(hún )淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时有(yǒu )赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲(chǎn )除东(dōng )厂(chǎng )数名奸(jiān )佞，致令阉(yān )贼(zéi )胆战心惊。适值此(cǐ )时，风(fēng )头正劲的西厂