Iris walked into Arithmancy happily, it being her favourite subject. She popped her head around the door first, only to see that the desks were in a half circle. There were already people there. She walked into the room and smiled at the Professor. Wow, she looked pretty young. "'Morning Professor." She said to her cheerfully, before going to find a seat.

The fourth year chose to sit away from everyone else, leaving space for her friends if they were going to come to the class.