None of the students knew about the special charms that Vindictus placed on his shed and at the first spark of magic, he came running down. Jose only made it five steps out of the rickety shed before the Flying Professor grabbed him by the robes and dragged him inside.

"WHAT IN MERLIN'S NAME IS GOING ON IN HERE!" he bellowed and flicked his wand at the door. A charm was placed on it so that no one could leave.