Cass laughed, rather relieved that she still spoke to him. There were plenty of people who didn't, then again, in here... well there was always the chance she didn't know.
'It's what happens when you don't study for over a month, you have to do it later instead, and tests aren't too far away so...' he shrugged. 'It's that or failing, I never did like losing much.' He smiled.
He followed her gaze, then looked at her again. 'It could be worse,' he said softly. 'A pint of lager would do,' he then said, to answer her question, waiting for her to pour it.