"Standard," he said as he did the move Dia suggested. "Spider is a nice game too, I played it a few times. Freecell is my favourite, it involves more thinking and less luck." He glanced around, for a place like this, with these people around him, a mindless game was what he wanted. Alone in his room he might play a more challenging game.
It didn't look like he would win this game though. 

"Is it strange to be away from Ray?" he asked, pulling the next three cards from the deck and placing a six of clubs on a seven of diamonds. 
At this point he didn't care much about nurses seeing him talk to nothing, but he did keep his head down so they wouldn't notice it. He'd rather look at Dia as he talked to her, but looking at the sky and talking would definitely get the attention of the staff, whereas looking at a card game and talking to himself was not as weird.