As you travel the cold, stone corridors of Hogwarts School of Witchcraft and Wizardry, you notice the paintings that hang upon the wall are starring at you and talking amongst themselves. Please, don't be alarmed, nothing sinister is going on.
As you reach the end of the corridor, you notice a staircase leading down towards the lower levels of the castle. Carefully, you step down the stone stairs, descending further and further into the darkness. Reaching the bottom, you find yourself in a narrow corridor lit sparsely by torches. Somewhere, you can hear a steady drip, drip drip and the smell of mildew surrounds you. Following the corridor, you travel deeper into the dungeons of the castle until you come upon the sounds of a class working diligently. Stepping up to an open door, you glance in and find yourself face to face with a man who has a sneer upon his face...