明朝成(chéng )化(huà )年间，朝纲腐败，奸邪当道。西(xī )厂(chǎng )东厂为宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡剑客挺(tǐng )身而出，接(jiē )连铲除东厂数名奸佞，致令阉(yān )贼胆(dǎn )战心惊。适值此时，风头(tóu )正劲(jìn )的西厂