明朝成化年间，朝纲腐败(bài )，奸邪当道。西厂东厂为宦官把持，混淆黑白，陷(xiàn )害忠良，朝(cháo )野内外(wài )噤若寒蝉。时(shí )有赵怀安（李连杰 饰）等流亡(wáng )剑(jiàn )客挺身而出，接连铲(chǎn )除东厂数名奸佞，致(zhì )令(lìng )阉贼胆(dǎn )战心惊。适值此时，风头正劲的西厂(chǎng )