According to legend, King Zhu Di of Yan declared himself a soldier in Jingnan and invaded Nanjing. Emperor Jianwen fled in a hurry, and his subordinates took away a batch of treasures from the palace in an attempt to restore them. However, as Emperor Jianwen's whereabouts were unknown, his subordinates had to bury the treasures in a certain location, which were guarded by three generations of guards. The descendants of these three families were respectively in charge of the map, keys, and machinery of the treasures
According to legend, King Zhu Di of Yan declared himself a soldier in Jingnan and invaded Nanjing. Emperor Jianwen fled in a hurry, and his subordinates took away a batch of treasures from the palace in an attempt to restore them. However, as Emperor Jianwen's whereabouts were unknown, his subordinates had to bury the treasures in a certain location, which were guarded by three generations of guards. The descendants of these three families were respectively in charge of the map, keys, and machinery of the treasures