明朝成化年间，朝纲腐败(bài )，奸邪当(dāng )道。西厂东厂(chǎng )为宦(huàn )官(guān )把持，混(hún )淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安（李连杰(jié ) 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂(chǎng )数名奸(jiān )佞，致令阉贼胆战(zhàn )心惊。适值此时，风头正劲的西厂