Greg's hand froze as he realized Theo's eyes were looking at him, questioningly, and he pulled his hand away from Theo, almost snatching it as his face began to turn red.
"I...you were cold, and I was trying to warm you up...and I got cold...and...and..," and he moved his hand to pick up his wand, the warm air still blowing out of it.
"I..I should go back to my own bed," he said, reluctantly starting to move back from Theo and bracing himself for the cold air.