明朝成(chéng )化年间，朝(cháo )纲腐(fǔ )败，奸邪(xié )当道(dào )。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉(chán )。时有赵(zhào )怀安（李连杰 饰）等流亡(wáng )剑客挺身而出，接连(lián )铲(chǎn )除东(dōng )厂数名奸(jiān )佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂