Castiel blinked at this rendition of his activities with Michael--and then he almost almost smiled. His mouth did a funny little compression into his cheeks. It wasn't an expression Jimmy would possess. "I did that?" Michael had always been very pretentious, and quick to swat those who did not fall into his order. He was like an absolute ruler who had gone on too long. Rather than elaborating on this, Castiel shook his head to move the topic aside.
"I would, Dean," he said, in his serious tones, "but I cannot leave the boundaries of this place either. If I mean to go farther, I reappear at the edge, and can go no farther." He stared off the way he had come. "It's quite annoying really," he added, in his distracted voice.