According to official website's query about "This is the Jianghu", in the game "This is the Jianghu", the treasure book is one of the important resources for the master to practice martial arts, which can improve the success rate of martial arts, and can also be used to enhance the master's goodwill, so as to get more game rewards.
This is Jianghu, a martial arts adventure game in Jianghu. Different from more retro gameplay such as My Knight and Fantasy Jianghu, it is more reflected in the plot.