明朝成化年间，朝纲(gāng )腐败，奸邪(xié )当道。西(xī )厂东厂为(wéi )宦(huàn )官把持，混淆黑白，陷害忠良(liáng )，朝野内外噤(jìn )若寒蝉。时有赵怀(huái )安（李连杰 饰）等流(liú )亡剑客挺(tǐng )身而(ér )出，接连铲除东厂数名奸佞，致令阉贼(zéi )胆(dǎn )战心惊。适值此(cǐ )时，风头正劲的西厂