明朝成(chéng )化年间，朝纲腐败，奸(jiān )邪当道(dào )。西厂东(dōng )厂为(wéi )宦官把持，混(hún )淆黑白，陷害(hài )忠良，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰(jié ) 饰）等流亡剑客挺身而出，接连铲除(chú )东厂(chǎng )数名奸佞(nìng )，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲的西厂