明朝(cháo )成化(huà )年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦(huàn )官把持，混淆(xiáo )黑白(bái )，陷(xiàn )害忠良，朝野内外噤若寒蝉。时(shí )有赵怀(huái )安（李连杰 饰）等(děng )流亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时(shí )，风头正劲的西厂