Cara looked at the two guests already in her lounge, wondering what she could say to her classmates in the awkward silence. She was saved by the door knocking, and jumped up a little too eagerly. 

"I'll be right back," she told them and gestured towards the snack table. "Help... Help yourselves." She turned and went into the hall, pulling open the heavy wooden door again. There stood two more of her classmates - Clary and Isaac. She smiled tentatively at them both.

"Come on in," she said, withdrawing into the shadowy hall to make way for them to enter.