明朝成化年间，朝纲(gāng )腐败(bài )，奸邪当道(dào )。西厂东厂(chǎng )为宦官把持，混淆黑白，陷(xiàn )害忠良(liáng )，朝野内外噤若寒蝉。时有(yǒu )赵怀(huái )安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除东(dōng )厂数名(míng )奸佞，致令阉贼胆战心惊(jīng )。适值此时，风头正劲的西(xī )厂