明朝成化年间，朝纲腐败，奸邪(xié )当道(dào )。西厂(chǎng )东厂为(wéi )宦官把持，混淆(xiáo )黑白，陷(xiàn )害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊(jīng )。适值此(cǐ )时，风(fēng )头正劲的西(xī )厂