You are a special small class this year. Don't worry, there are no conspiracy theories. There is only one graduation exam for your special small class, which is to find the Utopus Gate and use the "black seal" to seal the Utopus Gate. You don't have to worry about finding the door. The "door" class will be responsible for finding you. All you need to do is bring the "black seal" with you.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
