明朝成化(huà )年(nián )间，朝纲腐败，奸(jiān )邪当(dāng )道。西厂(chǎng )东厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时有赵怀安（李连杰 饰）等流亡剑(jiàn )客挺身而出，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆(dǎn )战(zhàn )心惊。适值此时，风头正劲的西厂