This is a story of the growth of a young hero. It is set in the virtual world of "Jiuzhou". It tells the story of young people who are ignorant of the world, such as Lv Guichen, Ji Ye, and Yu Ran, who have gone through hardships and setbacks, struggled persistently, helped each other, grew up and matured, and developed several earth-shaking friendships and love stories. Lv Guichen, the prince of Qingyang tribe in Beilu, came to Donglu as a hostage and met Ji Ye, a bastard who had never been loved by his father, and Yu Ran, the princess of the Yu tribe who came to seek refuge with her grandfather. The three friends suffered from targeting and challenges in the Prince's College because of their identities. In the process of helping and saving each other, they established a deep friendship. Yu Ran's cheerful, lively and free-spirited personality was also secretly admired by the two boys, and the immature love was budding. The overlord of Liguo, Ying Wuyi, brought the emperor to command the princes. Lv Guichen, Ji Ye, and Yu Ran followed the loyal general Xi Yan and others to send out a righteous army to fight the battle of Shangyang Pass. Unexpectedly, there was another big conspiracy behind the battle of Shangyang Pass. In times of crisis, the young people fought to the death and grew into a generation of leaders.