明朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂为宦官把持，混淆黑(hēi )白，陷害忠(zhōng )良，朝野内(nèi )外噤若寒蝉。时有赵(zhào )怀安（李连杰(jié ) 饰(shì )）等流亡剑客(kè )挺身而出，接(jiē )连铲除东(dōng )厂数名奸佞，致令阉贼胆(dǎn )战(zhàn )心惊。适值此时，风头正劲的西厂