明朝成化年间，朝纲腐败(bài )，奸(jiān )邪当(dāng )道。西厂东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外(wài )噤若寒(hán )蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡剑客挺身而出，接连铲(chǎn )除东(dōng )厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此时(shí )，风头正劲的西厂