明朝成化年间，朝纲腐败，奸邪当(dāng )道(dào )。西厂东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外(wài )噤若寒蝉(chán )。时有赵怀安（李连杰 饰）等流亡(wáng )剑(jiàn )客挺身而出，接连(lián )铲除东(dōng )厂(chǎng )数名(míng )奸(jiān )佞，致令阉贼胆战(zhàn )心惊。适(shì )值此时，风头正劲的西厂