明朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东(dōng )厂(chǎng )为宦官把持，混(hún )淆黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时有(yǒu )赵怀安（李(lǐ )连杰(jié ) 饰）等流(liú )亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞(nìng )，致令(lìng )阉贼胆战(zhàn )心惊。适值(zhí )此时，风头正劲的西厂(chǎng )