明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉(chán )。时有赵怀安（李连杰 饰）等流亡剑客挺身而(ér )出，接连(lián )铲除东(dōng )厂数名奸佞，致令(lìng )阉贼(zéi )胆(dǎn )战心惊。适值(zhí )此(cǐ )时，风头正劲的西厂(chǎng )