明朝成化年间，朝(cháo )纲(gāng )腐败(bài )，奸邪当(dāng )道。西厂东(dōng )厂为宦(huàn )官把持，混淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉(chán )。时有赵怀安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂