明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东(dōng )厂为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉(chán )。时有赵怀安（李连(lián )杰(jié ) 饰）等流亡剑(jiàn )客挺身而出，接(jiē )连铲除(chú )东厂(chǎng )数名奸佞，致令阉贼胆战(zhàn )心惊。适(shì )值(zhí )此时，风头正劲的西厂