明朝成化年间(jiān )，朝(cháo )纲(gāng )腐败，奸邪当道。西厂东厂(chǎng )为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡(wáng )剑客挺(tǐng )身而出(chū )，接连铲(chǎn )除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正劲的西(xī )厂(chǎng )