Erik led the way into the staff room, knowing that the students couldn't get in unless he entered first and opened the door for them anyway. He propped it open with a lazy flick of his wand and then looked into the room, pleasantly surprised to see Ivy already there.

"Professor Knox," he greeted her with quite a smile, "how lovely to see you." And she was lovely. Sometimes. "The class is just behind me." Erik took note of the chair she was in and sat down in one across the room.

Might as well get comfortable before he continued the class.