Jinling Spy: Burned the Special High School Files at the Beginning

In the third year after the fall of Nanjing, Wei Jiangmin hid in a pawn shop by the Qinhuai River for three years. There is a mulberry paper code inside a "Principal Book", and three old account books from the Guangxu period contain the code for the Japanese army's city defense map. Until Major Major Matsumoto Ichiro of the Special High School opened the door of the pawn shop. The first key is hidden in the wall of an ancient house on Sanshan Street and requires sound waves from the guqin to open it; the second key requires a developer mixed with tung oil and purple mountain morning dew; and the third key points to a wrong version of "Warning Words". Triple keys, three lives, a bet with an ending written from the beginning. But what Matsumoto didn't know was that Wei Jiangmin's biggest trump card was never the file itself. When a fake musical score meets a real major, when a female military agent travels between the three parties, when the person you trust the most puts a knife to your heart, every move on the chessboard of Nanjing City is a dead end...