明朝成化年间，朝纲(gāng )腐(fǔ )败，奸(jiān )邪当(dāng )道。西厂东(dōng )厂为宦官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出，接(jiē )连铲除(chú )东厂数名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风头(tóu )正劲(jìn )的(de )西厂