How should a group of teenagers with the Four Symbols' connections explore the secrets of the Four Symbols... Why do the system frequently make errors and problems arise in exams? Who has invaded the system, and who has destroyed the balance of the four phenomena? How should these teenagers overcome the doubts of others and even themselves? Is the path they have chosen correct?
Lao Yi: You are the strongest, believe in yourself!
Us: No, no, no, keep a low profile or you will die!
Intention: to follow the right path in the world and not be afraid of the vicissitudes of the world