明朝成化年间，朝纲腐败，奸邪当道(dào )。西(xī )厂(chǎng )东(dōng )厂为(wéi )宦官把持，混淆黑白(bái )，陷害忠良，朝野内外噤(jìn )若寒蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心(xīn )惊。适值(zhí )此时，风头正(zhèng )劲的西(xī )厂