Unless the Secret Keeper willingly told someone the secret, no one could find the protected location.
If Black had not suggested switching the Secret Keeper to Peter, Voldemort might never have found the Potters' home in his entire life.
But Gerald did not dwell on that. He had other things to do now.
"Kenneth, sorry for the trouble this has caused you. But I won't let them get away with it either."
With that, he turned and headed for the door.
Kenneth called after him, "Gerald, don't go too far. Getting expelled over me isn't worth it."
Gerald did not look back. He merely raised a hand and waved.
As he passed through the Gryffindor Common Room, people were still discussing the results of the Quidditch tryouts.
Gerald picked up his wand and went straight to the entrance of the Slytherin Common Room.
The stone wall was hidden at the end of a cold, damp corridor.
Gerald did not know the password to the Slytherin Common Room, so he simply raised his wand, pointed it at the stone wall, and crisply incanted.
"Confringo!"
The rumbling explosion echoed far down the corridor, but the wall suffered no damage.
Several Lower-Year Students from Slytherin who happened to be passing jumped in fright.
"That Gryffindor is way too arrogant! Isn't this a slap in Slytherin's face? He dares come here alone and blast our door?"
A commotion began in the corridor.
"You there, Gryffindor! What do you think you're doing?" The speaker was Slytherin prefect Archil Nott.
He stood four or five meters from Gerald, his wand pointed at him.
"I'm looking for Avery Selwyn. Tell him to get out here."
"Who do you think you are? Standing outside our entrance, trying to pick a fight with one of us? This is Slytherin