When Hagrid took Harry to Diagon Alley to buy supplies, he withdrew the Philosopher's Stone from Gringotts.
He then brought it to Hogwarts.
After that, the Fluffy Hagrid had raised was brought into this room to guard the trapdoor.
At the start-of-term feast, Dumbledore had even warned everyone not to enter the corridor on the right-hand side of the fourth floor.
Putting these events together, it was easy to conclude that the Philosopher's Stone Hagrid had taken from Gringotts was beneath the trapdoor.
To Silan, this seemed like a good opportunity.
A Quidditch match was being held outside, and nearly all the students and staff had gathered at the pitch to watch it.
Taking advantage of this opening, he could conjure an instrument, use music to lull Fluffy to sleep, and then pass through the trapdoor.
The several obstacles beneath the trapdoor were hardly a challenge for him.
As long as he obtained the Philosopher's Stone, the brightest jewel in the crown of alchemy, the refreshed traits were bound to be impressive.
But...
Silan withdrew his gaze.
He knew that this seemingly once-in-a-lifetime opportunity was actually a massive trap.
This was Dumbledore's setup.
Of course, the trap was not aimed at him.
The challenges set by the professors beneath the trapdoor were not particularly difficult. How hard could obstacles be if three eleven-year-old wizards could clear them?
The problem lay in the final trial.
It was the masterstroke that old bee Dumbledore was so proud of.
He had placed the Philosopher's Stone inside the Mirror of Erised. Only someone who wanted to find the Philosopher's Stone without using it could obtain it.
Clearly, Silan was not that noble.
More importantly, Silan was certain that there was no Philosopher's Stone beneath the trapdoor right now.
Because the Mirror of Erised had