明朝成化年间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂东厂为宦官(guān )把持，混淆(xiáo )黑白，陷害忠良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安(ān )（李连(lián )杰 饰）等流亡剑客挺(tǐng )身而出，接连铲除东厂(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