明朝成化年间，朝纲(gāng )腐败(bài )，奸(jiān )邪当道。西厂东厂为宦官把持，混(hún )淆(xiáo )黑白，陷害忠良，朝野内外噤若寒蝉(chán )。时有赵怀安（李(lǐ )连杰 饰）等(děng )流亡剑客挺身而出，接(jiē )连铲除东厂(chǎng )数名奸佞，致令(lìng )阉(yān )贼胆战心惊(jīng )。适值此时，风头正劲的(de )西厂