明朝(cháo )成化年间，朝纲腐败，奸邪当道。西(xī )厂东厂为宦官把持(chí )，混淆黑白，陷(xiàn )害(hài )忠良，朝(cháo )野内外(wài )噤若寒蝉。时有赵怀安（李连杰 饰）等流亡(wáng )剑客挺身而出，接连(lián )铲除(chú )东厂数名奸佞，致令阉(yān )贼胆(dǎn )战心惊。适值此时，风头正劲的西厂