A police chief hires an old friend, who is an international spy, to help him search for a wanted suspect in the Philippines. When the chief dies, all evidence points towards the spy, and he must go to extremes to defend himself.。一个人被关在一个铁笼里,破了一个奇案。
羁押人有一个要求,让黄升讲清楚一年前黄升破的轰动一方的舍利被盗案。随着黄升的讲述,一层又一层的事实被揭穿
国家级非物质文化遗产华阴老腔被巧妙地融入剧情,成为推理的密码之一。
究竟谁是幕后凶手?血画背后的谜底是什么?黄升能不能逃出这个铁笼?。