After reaching level 87, the hot-blooded Jianghu mobile game will open a small library in the experience system. This library can be opened through atrix and mysterious letters in Xueyuan, which can unlock and upgrade books of this profession or other professions. After upgrading, it can be added to the book bag to increase the character attributes.

The "Hot Blood Jianghu" mobile game is an anime-style online game with martial arts as the background, which has made a breakthrough in the screen and system compared with previous online games.