明朝(cháo )成化年间，朝纲(gāng )腐败，奸(jiān )邪当(dāng )道(dào )。西厂东厂为宦官把持(chí )，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连(lián )铲除东厂数名奸佞，致(zhì )令阉贼胆(dǎn )战心惊。适值此时(shí )，风头正劲的西厂