明朝成化年间，朝纲腐败，奸邪(xié )当道。西(xī )厂(chǎng )东厂为宦官把持，混淆黑白(bái )，陷害忠良，朝(cháo )野内外噤(jìn )若寒(hán )蝉。时有赵怀安（李连(lián )杰 饰）等(děng )流亡剑(jiàn )客挺身而出，接连铲除东厂(chǎng )数名奸佞，致令阉(yān )贼胆战心惊。适值此时，风头正劲的西(xī )厂