明朝成化年间，朝纲腐(fǔ )败，奸邪(xié )当道。西厂东厂(chǎng )为宦官(guān )把持，混淆(xiáo )黑白，陷(xiàn )害忠良，朝野内外噤若寒(hán )蝉(chán )。时有赵怀安(ān )（李连(lián )杰 饰）等流亡剑客(kè )挺身而出，接(jiē )连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此时，风头(tóu )正劲的西厂