After completing the ten subject examinations, they received their graduation notices.
On the back it says: No withdrawal from school.
The first chapter of the series "Escape from My Files" - "My University Can Go Back Infinitely"
Intention: Surface intention: If you fail the exam, you will die, so you must live. Deeper intention: You thought it was over after the exam, but it turned out that "graduation" was just the entrance. You survived, but you didn't leave.