明朝(cháo )成化年间，朝纲(gāng )腐(fǔ )败，奸(jiān )邪当道。西厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致(zhì )令(lìng )阉贼胆战心惊。适值此时(shí )，风头正(zhèng )劲的西厂