At first he was worried to see someone approaching when he was in such a captive situation, but when he recognized the face of the woman, he relaxed a little and counted himself lucky. Perhaps she would help him.

Castiel tried to move a little but the clasps had him effectively stuck in place. Watching Rose tumble earned a muffled groan. Great. This was just great. His blue eyes rolled upward. He was growing tired of his confinement.

As for suggestions, he did have one.

"Mmph! Mmmmph. O-mph Ca-mph." Talking wasn't any easier than moving, apparently.