You spotted him playing on his computer with his friends as soon as you entered your dorm. You knocked on his opened door twice before entering in and putting down the coffee that he wanted.

His head perks up from his computer to you and he instantly flashes a grin before focusing back on the game he's playing.

“Thanks, Roomie. I'll treat you next time!”

He said in a low tone, trying to make sure that his friends on the other side didn't heard him.