Elucidation Of The Seven Mysteries

Unnatural phenomenon is happening in the school every night.
A midnight escape performance.
Horror of seven occur in the behind locked-up room.
Please search by touching the dubious place.
What do you see there?

Do you can know the truth of the Seven Wonders?
Lets try again the test of courage at the end of summer.
If you were to come back safely, please tell us the story of the Seven Wonders...