In the Douxue Continent, where knowledge is combat power, Lin Yu, an ordinary student, awakened the "Eye of Truth" by touching the notch on the desk - he could make typos perform a dance of repentance on the blackboard, and listen to the sound of morning reading to repair the cracks in time and space. In order to solve the mystery of his father's disappearance, he formed an alliance with the quirky dessert witch Su Yao and his senior brother Zhao Xuan who holds a mysterious thumb ring, and embarked on a fantasy adventure:
Purpose: To show the protagonist's continuous growth in the exploration of knowledge, to convey that knowledge is power, and to never give up and stick to justice in the face of difficulties.