明朝成化年(nián )间，朝纲(gāng )腐败(bài )，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(wài )噤若寒蝉。时有(yǒu )赵怀安（李(lǐ )连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东厂数名奸佞，致令(lìng )阉贼胆(dǎn )战心惊。适值此(cǐ )时，风头正劲的西厂