明朝(cháo )成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官(guān )把持，混淆黑白(bái )，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安（李(lǐ )连杰(jié ) 饰）等流亡(wáng )剑客挺身而出，接(jiē )连(lián )铲(chǎn )除东(dōng )厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值此时(shí )，风头正劲的西厂