明朝成化年间，朝纲(gāng )腐(fǔ )败，奸邪当(dāng )道(dào )。西厂东厂为宦(huàn )官把持，混淆黑白，陷害忠(zhōng )良，朝野内外(wài )噤若寒蝉。时有赵怀(huái )安（李连杰(jié ) 饰）等(děng )流亡剑客(kè )挺身(shēn )而出，接(jiē )连铲除东厂数名奸佞，致令阉(yān )贼胆战心惊。适值此时，风头正劲的西(xī )厂