明(míng )朝成(chéng )化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂为宦(huàn )官把持，混淆黑白，陷害忠(zhōng )良，朝野内外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡剑(jiàn )客挺身而(ér )出，接连铲除(chú )东(dōng )厂数名奸佞，致令阉贼胆战心惊(jīng )。适值此时，风头正劲的西厂