The girl Jiang Yujiao accidentally obtained a diary. She discovered that the diary recorded the history of blood and tears on the Eastern battlefield of World War II. That was when the Marco Polo Bridge Incident broke out in 1937. The gunshots from the bridge woke up the sleeping ancient city. Chinese soldiers picked up rifles and charged at the steel giant with explosives strapped to them. Under the city gate, officers covered in blood brandished their ancestral swords and defended their position. The cooks raised their kitchen knives and slashed at the oil drums. The last laugh came from the flames. In the field hospital, the wounded were wrapped in blood-stained cheongsams, and the female doctor stuffed broken medical texts into the cracks in the wall, with silver needles still stuck in her hair. Deep in the jungle, hungry soldiers boiled their belts to satisfy their hunger. Some of them bit their own arms but still carried their unconscious companions on their backs. In the besieged isolated city, the people removed the door panels to serve as stretchers, and the young man crawled with his broken body and handed out the last ammunition box...