明朝成化年间，朝纲腐败(bài )，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑白(bái )，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流(liú )亡剑客挺(tǐng )身而出，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆(dǎn )战心惊。适(shì )值此时(shí )，风头正(zhèng )劲(jìn )的西(xī )厂