历史上乾隆六次下江南，每次南巡开销之大令人咂舌，但他本人却并不知道南巡的数目竟然有那么多，当看到南巡账册的时候，乾隆汗颜，再也不南巡了。究竟是一个什么样的账册呢，其实是盐商记录的一本账册，在乾隆时期，盐商和官府的关系一向比较复杂，只要朝廷有事，盐商就要敞开钱袋子。但这次却因为西南打仗，乾隆命令扬州再次拿出军饷，可盐商根本无法拿出钱来。乾隆只好派遣亲信阿克带着圣旨亲自钱来，结果得知了盐商那里的财政困难，为了自保，这些盐商还记录了乾隆每次来南巡所有开支，还有平素盐政官员贪污的银子数额巨大。一些贪官生怕账本泄露出去，也施展各种方式想要得到这个账本，但负责掌管账本的盐商汪朝宗坚持不肯拿出来，但最终为了避免扬州惨遭荼毒，他将账本呈现到了乾隆的面前....

In history, Qianlong went to the south of the Yangtze River six times, and the cost of each southern tour was staggering, but he himself did not know the number of southern tours There were so many. When Qianlong saw the account book of the southern tour, Qianlong was ashamed and never toured south again. What kind of account book is it? In fact, it is an account book recorded by salt merchants. During the Qianlong period, the relationship between salt merchants and the government was always complicated. But this time because of the war in the southwest, Qianlong ordered Yangzhou to pay the army again, but the salt merchants couldn't pay at all. Qianlong had no choice but to send his confidant Ake to bring the money in person with the imperial decree, and found out about the financial difficulties of the salt merchants. In order to protect themselves, these salt merchants also recorded all the expenses of Qianlong's southern tours every time, and the corruption of salt officials. The amount of silver is huge. Some corrupt officials were afraid that the account book would be leaked, and tried various methods to obtain the account book, but the salt merchant Wang Chaozong who was in charge of the account book insisted on refusing to take it out, but in the end he presented the account book to Qianlong in order to prevent Yangzhou from being tortured. ...