明朝成化(huà )年间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂东厂为(wéi )宦官(guān )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(lǐ )连(lián )杰 饰）等流亡剑客(kè )挺身而出，接连铲除东厂数名奸佞，致(zhì )令阉(yān )贼胆战(zhàn )心惊。适值此时，风头正劲(jìn )的西厂