明朝成(chéng )化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂(chǎng )为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外(wài )噤(jìn )若寒蝉。时有赵怀(huái )安（李连杰(jié ) 饰）等(děng )流亡剑客挺身而出(chū )，接连铲除东厂数名奸佞(nìng )，致令阉(yān )贼胆战心惊。适值此时，风头正(zhèng )劲的西(xī )厂