明(míng )朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东(dōng )厂为宦(huàn )官把持(chí )，混淆黑白，陷害(hài )忠良，朝野内外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等流亡(wáng )剑客(kè )挺身而出，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆(dǎn )战心惊。适值此(cǐ )时，风头正(zhèng )劲的西厂