明朝成化年间，朝(cháo )纲(gāng )腐败，奸(jiān )邪当道。西厂东(dōng )厂(chǎng )为宦官把持(chí )，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉(chán )。时(shí )有(yǒu )赵怀安（李连杰(jié ) 饰）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正劲(jìn )的西厂